In synonymy:
Acrosoma Perty, 1833 = Micrathena Sundevall, 1833 (Simon, 1895a: 859)
Chaetacis Simon, 1895 = Micrathena Sundevall, 1833 (Magalhaes & Santos, 2012: 29)
Ildibaha Keyserling, 1892 = Micrathena Sundevall, 1833 (Levi, 1985a: 440)
Keyserlingia O. Pickard-Cambridge, 1890 = Micrathena Sundevall, 1833 (Simon, 1895a: 859)
Meganopla Simon, 1864 = Micrathena Sundevall, 1833 (Butler, 1873b: 211, sub Acrosoma, by transfer of the type species)
Thaumastobella Mello-Leitão, 1945 = Micrathena Sundevall, 1833 (Scharff, 1991: 155)

type Epeira clypeata Walckenaer, 1805; gender feminine

N.B.: considered a senior synonym of Acrosoma Perty, 1833: 193 [urn:lsid:nmbe.ch:spidergen:05437] (type A. swainsoni Perty, 1833, designated by F. O. Pickard-Cambridge, 1904: 525) and Keyserlingia O. Pickard-Cambridge, 1890a: 58 [urn:lsid:nmbe.ch:spidergen:05438] (type K. cornigera O. Pickard-Cambridge, 1890 = Micrathena sexspinosa (Hahn, 1822)) by Simon, 1895a: 859; considered a senior synonym of Ildibaha Keyserling, 1892: 31 [urn:lsid:nmbe.ch:spidergen:05296] (type I. albomaculata Keyserling, 1892 = Micrathena flaveola (Perty, 1839)) by Levi, 1985: 440, of Thaumastobella Mello-Leitão, 1945a: 263 [urn:lsid:nmbe.ch:spidergen:05297] (type T. mourei Mello-Leitão, 1945 = Micrathena saccata (C. L. Koch, 1836)) by Scharff, 1991: 155, and of Chaetacis Simon, 1895a: 963 [urn:lsid:nmbe.ch:spidergen:01455] (type Acrosoma affine C. L. Koch, 1839 = Micrathena aureola (C. L. Koch, 1836)) by Magalhães & Santos, 2012: 29; Acrosoma is considered a senior synonym of Meganopla Simon, 1864: 292 [urn:lsid:nmbe.ch:spidergen:05439] (type Epeira cyanospina Lucas, 1835, designated by Bonnet, 1957: 2752) by Butler, 1873b: 420; furthermore Keyserlingia is preoccupied in Brachiopoda by Pander, 1861.

In synonymy:
Micrathena acanthomasta (Mello-Leitão, 1945, T from Ildibaha) = Micrathena spitzi Mello-Leitão, 1932 (Levi, 1985a: 551).
Micrathena aciculata Simon, 1897 = Micrathena crassa (Keyserling, 1864) (Levi, 1985a: 474).
Micrathena aculeata (Chickering, 1960) = Micrathena aureola (C. L. Koch, 1836) (Levi, 1985a: 610, sub Chaetacis).
Micrathena aculeata (Fabricius, 1775) = Micrathena spinosa (Linnaeus, 1758) (Levi, 1985a: 581).
Micrathena acutoides (Taczanowski, 1879) = Micrathena triangularispinosa (De Geer, 1778) (Levi, 1985a: 537).
Micrathena acutospina (Keyserling, 1863) = Micrathena lucasi (Keyserling, 1864) (Levi, 1985a: 496).
Micrathena affinis (C. L. Koch, 1839) = Micrathena aureola (C. L. Koch, 1836) (Levi, 1985a: 610, sub Chaetacis).
Micrathena alata (Walckenaer, 1841) = Micrathena plana (C. L. Koch, 1836) (Levi, 1985a: 509).
Micrathena albomaculata (Keyserling, 1892, T from Ildibaha) = Micrathena flaveola (Perty, 1839) (Levi, 1985a: 544).
Micrathena alpha Caporiacco, 1947 = Micrathena acuta (Walckenaer, 1841) (Levi, 1985a: 542).
Micrathena amplexa Mello-Leitão, 1944 = Micrathena furcata (Hahn, 1822) (Levi, 1985a: 568).
Micrathena armata (Olivier, 1789) = Micrathena militaris (Fabricius, 1775) (Bryant, 1940: 376).
Micrathena asciata (Walckenaer, 1841) = Micrathena digitata (C. L. Koch, 1839) (Levi, 1985a: 475).
Micrathena bergi Simon, 1901 = Micrathena crassispina (C. L. Koch, 1836) (Levi, 1985a: 494).
Micrathena bifissa (Keyserling, 1892) = Micrathena brevispina (Keyserling, 1864) (Levi, 1985a: 522).
Micrathena bifurcata (Hahn, 1835) = Micrathena furcata (Hahn, 1822) (Levi, 1985a: 568).
Micrathena bovina (Thorell, 1859) = Micrathena sagittata (Walckenaer, 1841) (Petrunkevitch, 1911: 377).
Micrathena browningi Chickering, 1960 = Micrathena schenkeli Mello-Leitão, 1939 (Levi, 1985a: 539).
Micrathena brunnea Mello-Leitão, 1941 = Micrathena guerini (Keyserling, 1864) (Levi, 1985a: 449).
Micrathena bryantae Chickering, 1964 = Micrathena forcipata (Thorell, 1859) (Levi, 1985a: 594).
Micrathena bullata (Walckenaer, 1841) = Micrathena digitata (C. L. Koch, 1839) (Levi, 1985a: 475).
Micrathena cala Chamberlin, 1916 = Micrathena fidelis (Banks, 1909) (Levi, 1985a: 477).
Micrathena carvalhoi Mello-Leitão, 1944 = Micrathena pungens (Walckenaer, 1841) (Levi, 1985a: 599).
Micrathena catenulata F. O. Pickard-Cambridge, 1904 = Micrathena funebris (Marx, 1898) (Levi, 1985a: 586).
Micrathena caucaensis Strand, 1908 = Micrathena bicolor (Keyserling, 1864) (Levi, 1985a: 534).
Micrathena cicuta Gonzaga & Santos, 2004 = Micrathena ruschii (Mello-Leitão, 1945) (Magalhaes & Santos, 2011b: 46).
Micrathena coleophora Chamberlin & Ivie, 1936 = Micrathena schreibersi (Perty, 1833) (Chickering, 1961a: 452).
Micrathena comstocki Archer, 1951 = Micrathena sagittata (Walckenaer, 1841) (Levi, 1978a: 432).
Micrathena conspicua Mello-Leitão, 1929 = Micrathena picta (C. L. Koch, 1836) (Levi, 1985a: 609, sub Chaetacis).
Micrathena cornigera (O. Pickard-Cambridge, 1890) = Micrathena sexspinosa (Hahn, 1822) (Chickering, 1961a: 456).
Micrathena cuminamensis Mello-Leitão, 1930 = Micrathena miles Simon, 1895 (Levi, 1985a: 482).
Micrathena cylindracea Franganillo, 1930 = Micrathena forcipata (Thorell, 1859) (Bryant, 1940: 372).
Micrathena dahli Reimoser, 1917 = Micrathena triangularispinosa (De Geer, 1778) (Levi, 1985a: 537).
Micrathena defensa (Butler, 1873, T from Ildibaha) = Micrathena vigorsi (Perty, 1833) (Levi, 1985a: 557).
Micrathena degeeri (Walckenaer, 1841) = Micrathena plana (C. L. Koch, 1836) (Gonzaga & Santos, 2004: 333).
Micrathena dentata (Chickering, 1960) = Micrathena aureola (C. L. Koch, 1836) (Levi, 1985a: 610, sub Chaetacis).
Micrathena difissa (Walckenaer, 1841) = Micrathena furcata (Hahn, 1822) (Levi, 1985a: 568).
Micrathena disjuncta Chickering, 1961 = Micrathena duodecimspinosa (O. Pickard-Cambridge, 1890) (Levi, 1985a: 506).
Micrathena duplicata (Walckenaer, 1841) = Micrathena schreibersi (Perty, 1833) (Levi, 1985a: 554).
Micrathena elongatospinosa (De Geer, 1778, T from Aranea) = Micrathena spinosa (Linnaeus, 1758) (Petrunkevitch, 1911: 364, sub Micrathena aculeata).
Micrathena evansi (Chickering, 1960) = Micrathena picta (C. L. Koch, 1836) (Levi, 1985a: 609, sub Chaetacis).
Micrathena fericula (O. Pickard-Cambridge, 1890, T from Ildibaha) = Micrathena flaveola (Perty, 1839) (Levi, 1985a: 544).
Micrathena flabellata (Walckenaer, 1841) = Micrathena furcata (Hahn, 1822) (Levi, 1985a: 568).
Micrathena flavomaculata (Keyserling, 1863) = Micrathena forcipata (Thorell, 1859) (Chickering, 1964: 257).
Micrathena forcipata argentata Franganillo, 1930 = Micrathena forcipata (Thorell, 1859) (Bonnet, 1957: 2865, sub Micrathena cylindracea).
Micrathena furcata (Walckenaer, 1841, T from Plectana) = Micrathena militaris (Fabricius, 1775) (Petrunkevitch, 1911: 365, sub Micrathena armata).
Micrathena gamma Caporiacco, 1947 = Micrathena schenkeli Mello-Leitão, 1939 (Levi, 1985a: 539).
Micrathena gentilicia Chickering, 1964 = Micrathena schenkeli Mello-Leitão, 1939 (Levi, 1985a: 539).
Micrathena gertschi Chickering, 1964 = Micrathena triangularis (C. L. Koch, 1836) (Levi, 1985a: 512).
Micrathena gibbosa (Taczanowski, 1879) = Micrathena triangularis (C. L. Koch, 1836) (Reimoser, 1917: 107).
Micrathena gilvula (C. L. Koch, 1844, T from Acrosoma) = Micrathena furcata (Hahn, 1822) (Petrunkevitch, 1911: 369, sub Micrathena difissa).
Micrathena gladiola (Walckenaer, 1841) = Micrathena flaveola (Perty, 1839) (Keyserling, 1892: 8, sub Acrosoma).
Micrathena granulata F. O. Pickard-Cambridge, 1904 = Micrathena funebris (Marx, 1898) (Levi, 1978a: 426).
Micrathena guanabara Levi, 1985 = Micrathena sanctispiritus Brignoli, 1983 (Levi & Santos, 2013: 225).
Micrathena hamata Chickering, 1960 = Micrathena spinosa (Linnaeus, 1758) (Levi, 1985a: 581).
Micrathena henseli Reimoser, 1917 = Micrathena nigrichelis Strand, 1908 (Levi, 1985a: 455).
Micrathena hirsuta (Mello-Leitão, 1932) = Micrathena aureola (C. L. Koch, 1836) (Levi, 1985a: 610, sub Chaetacis).
Micrathena horrida tuberculata Franganillo, 1930 = Micrathena horrida (Taczanowski, 1873) (Bonnet, 1957: 2870).
Micrathena hyatti Chickering, 1960 = Micrathena digitata (C. L. Koch, 1839) (Levi, 1985a: 475).
Micrathena imbellis Simon, 1895 = Micrathena saccata (C. L. Koch, 1836) (Levi, 1985a: 490).
Micrathena inaequalis F. O. Pickard-Cambridge, 1904 = Micrathena lucasi (Keyserling, 1864) (Levi, 1985a: 496).
Micrathena inermis (Schenkel, 1953, T from Ildibaha) = Micrathena acuta (Walckenaer, 1841) (Levi, 1985a: 542).
Micrathena insolita Chickering, 1961 = Micrathena evansi Chickering, 1960 (Levi, 1985a: 536).
Micrathena joinvillicola Strand, 1915 = Micrathena lucasi (Keyserling, 1864) (Levi, 1985a: 496).
Micrathena kochi Mello-Leitão, 1915 = Micrathena flaveola (Perty, 1839) (Levi, 1985a: 544, sub S of M. gladiola).
Micrathena laminaris Franganillo, 1930 = Micrathena forcipata (Thorell, 1859) (Franganillo, in Bonnet, 1957: 2858, sub Micrathena cylindracea).
Micrathena lepida Chickering, 1964 = Micrathena evansi Chickering, 1960 (Levi, 1985a: 536).
Micrathena lesserti Mello-Leitão, 1939 = Micrathena schreibersi (Perty, 1833) (Levi, 1985a: 555).
Micrathena levii Chickering, 1964 = Micrathena evansi Chickering, 1960 (Levi, 1985a: 536).
Micrathena longicauda (O. Pickard-Cambridge, 1890) = Micrathena horrida (Taczanowski, 1873) (Chickering, 1961a: 424).
Micrathena lordotica Mello-Leitão, 1941 = Micrathena rubicundula (Keyserling, 1864) (Levi, 1985a: 454).
Micrathena luctuosa (Taczanowski, 1873) = Micrathena pungens (Walckenaer, 1841) (Chickering, 1960d: 85).
Micrathena macilenta Chickering, 1961 = Micrathena duodecimspinosa (O. Pickard-Cambridge, 1890) (Levi, 1985a: 506).
Micrathena macrocantha (Walckenaer, 1841) = Micrathena schreibersi (Perty, 1833) (Petrunkevitch, 1911: 378).
Micrathena maculata (Banks, 1900) = Micrathena funebris (Marx, 1898) (Levi, 1978a: 426).
Micrathena mammillata (Butler, 1873) = Micrathena horrida (Taczanowski, 1873) (Reimoser, 1917: 85).
Micrathena mansueta Chickering, 1960 = Micrathena brevispina (Keyserling, 1864) (Levi, 1985a: 522).
Micrathena maronica (Taczanowski, 1873) = Micrathena plana (C. L. Koch, 1836) (Levi, 1985a: 509).
Micrathena mastonota Mello-Leitão, 1940 = Micrathena horrida (Taczanowski, 1873) (Magalhaes & Santos, 2011b: 48).
Micrathena mathani Simon, 1897 = Micrathena triangularispinosa (De Geer, 1778) (Levi, 1985a: 537).
Micrathena matronalis (C. L. Koch, 1844) = Micrathena gracilis (Walckenaer, 1805) (F. O. Pickard-Cambridge, 1904: 528).
Micrathena melloleitaoi Archer, 1971 = Micrathena macfarlanei Chickering, 1961 (Levi, 1985a: 498).
Micrathena miles nigra Caporiacco, 1948 = Micrathena miles Simon, 1895 (Levi, 1985a: 482).
Micrathena minima (Mello-Leitão, 1948) = Micrathena abrahami (Mello-Leitão, 1948) (Levi, 1985a: 608, sub Chaetacis).
Micrathena mirifica Chickering, 1961 = Micrathena excavata (C. L. Koch, 1836) (Levi, 1985a: 516).
Micrathena misionesica (Mello-Leitão, 1945, T from Ildibaha) = Micrathena spitzi Mello-Leitão, 1932 (Levi, 1985a: 550).
Micrathena modica Chickering, 1961 = Micrathena quadriserrata F. O. Pickard-Cambridge, 1904 (Levi, 1985a: 518).
Micrathena mourei (Mello-Leitão, 1945, T from Thaumastobella) = Micrathena saccata (C. L. Koch, 1836) (Scharff, 1991: 155).
Micrathena multituberculata Caporiacco, 1947 = Micrathena horrida (Taczanowski, 1873) (Levi, 1985a: 596).
Micrathena munsonae Archer, 1971 = Micrathena triangularispinosa (De Geer, 1778) (Levi, 1985a: 537).
Micrathena mutilloides (Simon, 1895, T from Ildibaha) = Micrathena vigorsi (Perty, 1833) (Levi, 1985a: 557).
Micrathena myrmeciaeformis (Taczanowski, 1872, T from Ildibaha) = Micrathena schreibersi (Perty, 1833) (Levi, 1985a: 554).
Micrathena nigrior Chamberlin & Ivie, 1936 = Micrathena gracilis (Walckenaer, 1805) (Chickering, 1961a: 421).
Micrathena nitida Chickering, 1964 = Micrathena plana (C. L. Koch, 1836) (Levi, 1985a: 509).
Micrathena oblonga (Taczanowski, 1873) = Micrathena kirbyi (Perty, 1833) (Reimoser, 1917: 135).
Micrathena obtusospina (Keyserling, 1864) = Micrathena sexspinosa (Hahn, 1822) (Reimoser, 1917: 126).
Micrathena occidentalis (Taczanowski, 1879) = Micrathena lucasi (Keyserling, 1864) (Levi, 1985a: 496).
Micrathena ornata Mello-Leitão, 1932 = Micrathena plana (C. L. Koch, 1836) (Magalhaes & Santos, 2011b: 48).
Micrathena paraguayensis Mello-Leitão, 1931 = Micrathena swainsoni (Perty, 1833) (Mello-Leitão, 1932a: 83).
Micrathena patruelis alba Franganillo, 1936 = Micrathena cubana (Banks, 1909) (Levi, 1985a: 491).
Micrathena patruelis luteomaculata Strand, 1908 = Micrathena mitrata (Hentz, 1850) (Levi, 1985a: 486).
Micrathena patruelis mediovittata Strand, 1908 = Micrathena mitrata (Hentz, 1850) (Levi, 1985a: 486).
Micrathena patruelis rufa Franganillo, 1936 = Micrathena cubana (Banks, 1909) (Levi, 1985a: 491).
Micrathena perlata Simon, 1895 = Micrathena spinosa (Linnaeus, 1758) (Levi, 1985a: 581).
Micrathena peruana (Taczanowski, 1879) = Micrathena mitrata (Hentz, 1850) (Levi, 1985a: 486).
Micrathena petersi (Taczanowski, 1872) = Micrathena sexspinosa (Hahn, 1822) (Levi, 1985a: 585).
Micrathena pfannli Reimoser, 1917 = Micrathena furva (Keyserling, 1892) (Levi, 1985a: 476).
Micrathena pilosa (Taczanowski, 1873) = Micrathena triangularis (C. L. Koch, 1836) (Levi, 1985a: 512).
Micrathena planata Chamberlin & Ivie, 1936 = Micrathena clypeata (Walckenaer, 1805) (Mello-Leitão, 1940c: 176).
Micrathena praeterita Chickering, 1964 = Micrathena schenkeli Mello-Leitão, 1939 (Levi, 1985a: 539).
Micrathena prudens Simon, 1895 = Micrathena swainsoni (Perty, 1833) (Mello-Leitão, 1932a: 83).
Micrathena pubescens Simon, 1895 = Micrathena furcula (O. Pickard-Cambridge, 1890) (Levi, 1985a: 483).
Micrathena racemina (Butler, 1873) = Micrathena horrida (Taczanowski, 1873) (Levi, 1985a: 596).
Micrathena reduviana (Walckenaer, 1841) = Micrathena gracilis (Walckenaer, 1805) (Levi, 1978a: 433).
Micrathena reduviana alba Franganillo, 1936 = Micrathena cubana (Banks, 1909) (Levi, 1985a: 491).
Micrathena reduviana rufa Franganillo, 1936 = Micrathena cubana (Banks, 1909) (Levi, 1985a: 491).
Micrathena retracta Chamberlin & Ivie, 1936 = Micrathena saccata (C. L. Koch, 1836) (Levi, 1985a: 490).
Micrathena rouxi (Mello-Leitão, 1939, T from Chaetacis) = Micrathena quadriserrata F. O. Pickard-Cambridge, 1904 (Levi, 1985a: 518).
Micrathena rubrocincta (Butler, 1873) = Micrathena rufopunctata (Butler, 1873) (Levi, 1985a: 486).
Micrathena rubrospinosa (Keyserling, 1892) = Micrathena brevispina (Keyserling, 1864) (Levi, 1985a: 522).
Micrathena rufa (Taczanowski, 1873) = Micrathena triangularispinosa (De Geer, 1778) (Levi, 1985a: 537).
Micrathena rugosa (Chickering, 1960) = Micrathena picta (C. L. Koch, 1836) (Levi, 1985a: 609, sub Chaetacis).
Micrathena rugosa (Hentz, 1850) = Micrathena gracilis (Walckenaer, 1805) (F. O. Pickard-Cambridge, 1904: 528).
Micrathena sagittata emertoni Archer, 1951 = Micrathena sagittata (Walckenaer, 1841) (Levi, 1978a: 432).
Micrathena sedes (Gétaz, 1893) = Micrathena brevipes (O. Pickard-Cambridge, 1890) (Levi, 1985a: 578).
Micrathena serrata F. O. Pickard-Cambridge, 1904 = Micrathena parallela (O. Pickard-Cambridge, 1890) (Levi, 1985a: 508).
Micrathena sexacantha Franganillo, 1930 = Micrathena gracilis (Walckenaer, 1805) (Franganillo, in Bonnet, 1957: 2869).
Micrathena silvicola Badcock, 1932 = Micrathena swainsoni (Perty, 1833) (Mello-Leitão, 1946b: 39).
Micrathena simoni Petrunkevitch, 1910 = Micrathena horrida (Taczanowski, 1873) (Levi, 1985a: 596).
Micrathena sordida (Taczanowski, 1873) = Micrathena triangularis (C. L. Koch, 1836) (Levi, 1985a: 512).
Micrathena spathulifera Simon, 1895 = Micrathena stuebeli (Karsch, 1887) (Reimoser, 1917: 118).
Micrathena spinea (Hentz, 1850) = Micrathena sagittata (Walckenaer, 1841) (Petrunkevitch, 1911: 377).
Micrathena squamosa (Walckenaer, 1841, T from Plectana) = Micrathena sexspinosa (Hahn, 1822) (Petrunkevitch, 1911: 378).
Micrathena subflava Chickering, 1961 = Micrathena excavata (C. L. Koch, 1836) (Levi, 1985a: 516).
Micrathena subspinosa F. O. Pickard-Cambridge, 1904 = Micrathena duodecimspinosa (O. Pickard-Cambridge, 1890) (Levi, 1985a: 506).
Micrathena subtilis (Taczanowski, 1873, T from Ildibaha) = Micrathena schreibersi (Perty, 1833) (Levi, 1985a: 555).
Micrathena taurus (Fabricius, 1793, T from Aranea) = Micrathena militaris (Fabricius, 1775) (Petrunkevitch, 1911: 365, sub Micrathena armata).
Micrathena tenuis (Taczanowski, 1873) = Micrathena schreibersi (Perty, 1833) (Levi, 1985a: 555).
Micrathena tigris Mello-Leitão, 1932 = Micrathena fissispina (C. L. Koch, 1836) (Levi, 1985a: 478).
Micrathena timida Caporiacco, 1947 = Micrathena saccata (C. L. Koch, 1836) (Levi, 1985a: 490).
Micrathena tovarensis Simon, 1897 = Micrathena crassa (Keyserling, 1864) (Levi, 1985a: 474).
Micrathena trapa (Gétaz, 1893) = Micrathena lucasi (Keyserling, 1864) (Levi, 1985a: 496).
Micrathena tuberculata (Chickering, 1960) = Micrathena abrahami (Mello-Leitão, 1948) (Levi, 1985a: 608, sub Chaetacis).
Micrathena tucumana Simon, 1897 = Micrathena furva (Keyserling, 1892) (Levi, 1985a: 476).
Micrathena uncata F. O. Pickard-Cambridge, 1904 = Micrathena quadriserrata F. O. Pickard-Cambridge, 1904 (Levi, 1985a: 518).
Micrathena vespoides (Walckenaer, 1841) = Micrathena schreibersi (Perty, 1833) (Levi, 1985a: 554).
Micrathena vitiosa (O. Pickard-Cambridge, 1890) = Micrathena flaveola (Perty, 1839) (Levi, 1985a: 544).
Micrathena xanthopyga Simon, 1895 = Micrathena crassa (Keyserling, 1864) (Levi, 1985a: 474).

Homonym replaced:
Micrathena parallela Mello-Leitão, 1940 -- see Micrathena sanctispiritus

Nomina dubia:
Micrathena bisicata (Walckenaer, 1841: 192, f, Brazil, originally in Plectana) -- Levi, 1985a: 446.
Micrathena incisa (Walckenaer, 1841: 195, f, Brazil, originally in Plectana) -- Magalhaes & Santos, 2011b: 54, sub Chaetacis.

Nomina nuda:
Micrathena caurensis González-Sponga, 2009b: 27 (Venezuela) [urn:lsid:nmbe.ch:spidersp:050039], per Foghin 2009: 192, but description not published -- González-Sponga, 2009b.
Micrathena grandis González-Sponga, 2009b: 29 (Venezuela) [urn:lsid:nmbe.ch:spidersp:050040], per Foghin 2009: 192, but description not published -- González-Sponga, 2009b.
Micrathena iguanensis González-Sponga, 2009b: 31 (Venezuela) [urn:lsid:nmbe.ch:spidersp:050041], per Foghin 2009: 192, but description not published -- González-Sponga, 2009b.
Micrathena suapurensis González-Sponga, 2009b: 33 (Venezuela) [urn:lsid:nmbe.ch:spidersp:050042], per Foghin 2009: 192, but description not published -- González-Sponga, 2009b.
Micrathena supamoensis González-Sponga, 2009b: 35 (Venezuela) [urn:lsid:nmbe.ch:spidersp:050043], per Foghin 2009: 192, but description not published -- González-Sponga, 2009b.
Micrathena venezuelensis González-Sponga, 2009b: 37 (Venezuela) [urn:lsid:nmbe.ch:spidersp:050044], per Foghin 2009: 193, but description not published -- González-Sponga, 2009b.

Chaetacis abrahami Mello-Leitão, 1948: 162 (Df).
Chaetacis minima Mello-Leitão, 1948: 163 (Df) [urn:lsid:nmbe.ch:spidersp:062639].
Chaetacis tuberculata Chickering, 1960a: 472, f. 20-24 (Df) [urn:lsid:nmbe.ch:spidersp:062687].
Chaetacis abrahami Levi, 1985a: 608, f. 827-832 (f, S of Chaetacis minima and C. tuberculata).
Chaetacis abrahami Dierkens, 2011d: 102, f. 15, 48 (f).
Micrathena abrahami Magalhaes & Santos, 2012: 31 (T from Chaetacis).

Plectana acuta Walckenaer, 1841: 172 (Df).
Acrosoma acutum Keyserling, 1864: 71, pl. 2, f. 4 (f).
Acrosoma acutum Keyserling, 1892: 28, pl. 1, f. 25 (f).
Micrathena acuta Simon, 1895a: 853.
Micrathena alpha Caporiacco, 1947a: 26 (Dj) [urn:lsid:nmbe.ch:spidersp:062580].
Ildibaha inermis Schenkel, 1953a: 28, f. 25a-b (Dm) [urn:lsid:nmbe.ch:spidersp:062622].
Micrathena acuta Levi, 1985a: 542, f. 498-507 (mf, S of Ildibaha inermis and Micrathena alpha).

Acrosoma agriliformis Taczanowski, 1879: 119 (Dmf).
Araneus agriliformis Simon, 1895a: 829.
Araneus agriliformis Petrunkevitch, 1911: 278.
Acrosoma agriliforme Roewer, 1955c: 1381, 1405 (also sub Araneus, nicht zu deuten = nomen dubium).
Micrathena agriliformis Levi, 1985a: 469, f. 94-101 (mf, T from Araneus, removed from nomen dubium).

Micrathena alvarengai Levi, 1985a: 517, f. 364-368 (Df).

Micrathena anchicaya Levi, 1985a: 575, f. 654-661 (Dmf).

Micrathena annulata Reimoser, 1917: 149, pl. 9, f. 31 (Df).
Micrathena annulata Levi, 1985a: 532, f. 440-447 (f, Dm).

Acrosoma armigerum C. L. Koch, 1837a: 11, f. 257 (Df).
Plectana armigera Walckenaer, 1841: 184.
Micrathena armigera Simon, 1895a: 860.
Micrathena armigera Reimoser, 1917: 138, pl. 9, f. 28 (Df).
Micrathena armigera Levi, 1985a: 499, f. 261-265 (f).

Micrathena atuncela Levi, 1985a: 451, f. 31-39 (Dmf).

Acrosoma aureolum C. L. Koch, 1836a: 60, f. 213 (Df).
Acrosoma affine C. L. Koch, 1839a: vol. 6: 131, f. 525 (Df) [urn:lsid:nmbe.ch:spidersp:062577].
Plectana affinis Walckenaer, 1841: 182.
Plectana aureola Walckenaer, 1841: 189.
Chaetacis affinis Simon, 1895a: 863.
Micrathena aureola Petrunkevitch, 1911: 366.
Chaetacis aureola Reimoser, 1917: 156.
Chaetacis hirsuta Mello-Leitão, 1932a: 96, f. 7 (Df) [urn:lsid:nmbe.ch:spidersp:062618].
Chaetacis aculeata Chickering, 1960a: 466, f. 1-5 (Df) [urn:lsid:nmbe.ch:spidersp:062573].
Chaetacis dentata Chickering, 1960a: 468, f. 6-11 (Dm) [urn:lsid:nmbe.ch:spidersp:062603].
Chaetacis aureola Levi, 1985a: 610, f. 844-852, pl. 3 (mf, S of Chaetacis aculeata, C. affinis, C. dentata and C. hirsuta).
Chaetacis aureola Dierkens, 2011d: 102, f. 16, 49 (f).
Micrathena aureola Magalhaes & Santos, 2012: 31 (T from Chaetacis).
Micrathena aureula Carvalho & Gasnier, 2019: CB15, f. 33-34 (f, lapsus).

Micrathena balzapamba Levi, 1985a: 552, f. 556-563 (Dmf).

Micrathena bananal Levi, 1985a: 517, f. 359-363 (Df).

Chaetacis bandeirante Magalhaes & Santos, 2011b: 49, f. 20-40 (Dmf).
Micrathena bandeirante Magalhaes & Santos, 2012: 31 (T from Chaetacis).

Micrathena militaris Bryant, 1940: 376, f. 154 (f; misidentified per Levi, 1985a: 562).
Micrathena banksi Levi, 1985a: 562, f. 589-596 (Dmf).

Micrathena beta Caporiacco, 1947a: 26 (Dm).
Micrathena beta Caporiacco, 1948a: 668, f. 81 (m).
Micrathena triangularispinosa Levi, 1985a: 537, f. 472 (f; misidentified per Magalhaes et al., 2017: 21).
Micrathena beta Levi, 1985a: 446 (to Linyphiidae insertae sedis).
Micrathena lata Dierkens, 2011d: 101, f. 36, 44-45 (m; misidentified per Magalhaes et al., 2017: 21).
Micrathena beta Levi & Santos, 2013: 223, f. 2-4 (m).
Micrathena beta Magalhães et al., 2017: 21, f. 2A, 3, 5, 7D-E, 8A-E (m, Df).

Acrosoma bicolor Keyserling, 1864: 73, pl. 2, f. 6 (Df).
Acrosoma bicolor Keyserling, 1892: 20, pl. 1, f. 16 (f).
Micrathena bicolor Simon, 1895a: 861.
Micrathena caucaensis Strand, 1908c: 4 (Df) [urn:lsid:nmbe.ch:spidersp:062594].
Micrathena bicolor Chickering, 1960d: 67, f. 4-7 (f).
Micrathena bicolor Levi, 1985a: 534, f. 448-452 (f, S of Micrathena caucaensis, m f. 453-455 see Micrathena yanomami).

Acrosoma bifida Taczanowski, 1879: 112, pl. 1, f. 29 (Df).
Micrathena bifida Simon, 1895a: 851.
Micrathena bifida Levi, 1985a: 454, f. 40-47 (f, Dm).
Micrathena bifida Magalhaes & Santos, 2012: 33, f. 39, 41 (m).

Acrosoma bimucronatum O. Pickard-Cambridge, 1899a: 302, pl. 36, f. 14 (Df).
Micrathena bimucronata F. O. Pickard-Cambridge, 1904: 538, pl. 51, f. 23 (f).
Micrathena bimucronata Chickering, 1961a: 396, f. 1-5 (f).
Micrathena bimucronata Levi, 1985a: 484, f. 176-182 (f, Dm).

Micrathena bogota Levi, 1985a: 459, f. 84-88 (Df).

Acrosoma brevipes O. Pickard-Cambridge, 1890a: 62, pl. 8, f. 10 (Dm).
Acrosoma brevipes Keyserling, 1892: 12, pl. 1, f. 9 (m).
Acrosoma sedes Gétaz, 1893: 105 (Df) [urn:lsid:nmbe.ch:spidersp:062674].
Micrathena brevipes F. O. Pickard-Cambridge, 1904: 531, pl. 50, f. 8 (m).
Micrathena sedes F. O. Pickard-Cambridge, 1904: 540.
Acrosoma sedes Banks, 1929: 92, pl. 3, f. 36 (f, removed from S of Micrathena sexspinosa, rejecting Reimoser, 1917: 126).
Micrathena brevipes Chickering, 1961a: 398, f. 6-8 (m).
Micrathena brevipes Levi, 1985a: 578, f. 675-682, 723 (m, Df, S of Micrathena sedes).

Acrosoma brevi-spinum Keyserling, 1864: 70, pl. 2, f. 3 (Df).
Acrosoma brevispina Butler, 1873b: 429.
Acrosoma brevi-spinum Keyserling, 1892: 25, pl. 1, f. 22 (f).
Acrosoma bifissum Keyserling, 1892: 30, pl. 1, f. 27 (Df) [urn:lsid:nmbe.ch:spidersp:062585].
Acrosoma rubrospinosum Keyserling, 1892: 30, pl. 2, f. 28 (Df) [urn:lsid:nmbe.ch:spidersp:062670].
Micrathena bifissa Simon, 1895a: 861.
Micrathena rubrospinosa Petrunkevitch, 1911: 377.
Micrathena bifissa Reimoser, 1917: 95, pl. 3, f. 5 (Df).
Micrathena bifissa Chickering, 1960d: 68, f. 8-11 (f).
Micrathena brevispina Chickering, 1960d: 68, f. 12-14 (f).
Micrathena mansueta Chickering, 1960d: 83, f. 66-70 (Dm) [urn:lsid:nmbe.ch:spidersp:062633].
Micrathena brevispina Levi, 1985a: 522, f. 386-393 (mf, S of Micrathena bifissa, M. mansueta and M. rubrospinosa).

Chaetacis carimagua Levi, 1985a: 603, f. 798-802 (Df).
Micrathena carimagua Magalhaes & Santos, 2012: 31 (T from Chaetacis).

Epeira clypeata Walckenaer, 1805: 67 (D).
Micrathena clypeata Sundevall, 1833b: 14.
Micrathena clypeata C. L. Koch, 1837a: 38, f. 272 (f).
Plectana clypeata Walckenaer, 1841: 197.
Micrathena clypeata Taczanowski, 1879: 109 (Dm).
Micrathena clypeata Simon, 1895a: 859, f. 897 (f).
Micrathena clypeata Reimoser, 1917: 90, pl.2, f. 3 (f).
Micrathena planata Chamberlin & Ivie, 1936a: 54, pl. 15, f. 132-133, pl. 16, f. 139 (Dmf) [urn:lsid:nmbe.ch:spidersp:062660].
Micrathena clypeata Mello-Leitão, 1940c: 176 (S of Micrathena planata).
Micrathena clypeata Chickering, 1961a: 400, f. 14-20 (mf).
Micrathena clypeata Levi, 1985a: 526, f. 418-425 (mf).
Micrathena clypeata Dierkens, 2011d: 100, f. 6, 32, 41 (m).

Micrathena coca Levi, 1985a: 584, f. 704-711, 725, 729 (Dmf).

Acrosoma cornuta Taczanowski, 1873: 268, pl. 5, f. 22 (Df).
Chaetacis cornuta Simon, 1895a: 854, f. 920-921 (f).
Chaetacis cornuta Soares & Camargo, 1948a: 379, f. 36 (f).
Chaetacis cornuta Levi, 1985a: 604, f. 803-808 (f; m f. 809-811 see Micrathena woytkowskii).
Chaetacis cornuta Dierkens, 2011d: 102, f. 17, 38, 47, 50 (m).
Micrathena cornuta Magalhaes & Santos, 2012: 31 (T from Chaetacis).
Micrathena cornuta Magalhães et al., 2017: 30, f. 2B, 3-5, 13A-C (m).

Micrathena coroico Levi, 1985a: 494, f. 230-234 (Df).

Acrosoma crassum Keyserling, 1864: 78, pl. 2, f. 11 (Df).
Acrosoma crassum Keyserling, 1892: 19, pl. 1, f. 15 (f).
Micrathena xanthopyga Simon, 1895a: 854, f. 915 (Df) [urn:lsid:nmbe.ch:spidersp:062692].
Micrathena crassa Simon, 1895a: 860.
Micrathena tovarensis Simon, 1897b: 468 (Df) [urn:lsid:nmbe.ch:spidersp:062685].
Micrathena aciculata Simon, 1897b: 469 (Df) [urn:lsid:nmbe.ch:spidersp:062572].
Micrathena xanthopyga Simon, 1897b: 470 (Df).
Micrathena crassa Reimoser, 1917: 110, pl. 6, f. 14 (f).
Micrathena tovarensis Chickering, 1960c: 5, f. 13-14 (m).
Micrathena crassa Chickering, 1960d: 71, f. 21-25 (f).
Micrathena crassa Chickering, 1961a: 402, f. 21-25 (f).
Micrathena crassa Levi, 1985a: 474, f. 115-121 (Dm, f, S of Micrathena aciculata, M. tovarensis and M. xanthopyga).

Acrosoma crassispinum C. L. Koch, 1836a: 55, f. 209 (Df).
Plectana crassispina Walckenaer, 1841: 180.
Micrathena crassispina Simon, 1895a: 852, f. 906 (f).
Micrathena bergi Simon, 1901h: 121 (Df) [urn:lsid:nmbe.ch:spidersp:062584].
Micrathena crassispina Levi, 1985a: 494, f. 235-241 (Dm, f, S of Micrathena bergi).

Acrosoma cubana Banks, 1909b: 163, pl. 45, f. 2 (Df).
Micrathena reduviana alba Franganillo, 1936c: 97, f. 50 (Df) [urn:lsid:nmbe.ch:spidersp:062651] = [urn:lsid:nmbe.ch:spidersp:062665].
Micrathena reduviana rufa Franganillo, 1936c: 98 (D) [urn:lsid:nmbe.ch:spidersp:062652] = [urn:lsid:nmbe.ch:spidersp:062666].
Micrathena cubana Bryant, 1940: 371, f. 137-138, 144, 152-153 (f; m is not figured and misidentified per Levi, 1985a: 491).
Micrathena forcipata Bryant, 1940: 372, f. 141, 146 (m; misidentified per Levi, 1985a: 491).
Micrathena cubana Chickering, 1964: 256, f. 4-10 (f only).
Micrathena forcipata Chickering, 1964: 257, f. 16 (m; misidentified per Levi, 1985a: 491).
Micrathena patruelis alba Brignoli, 1983c: 248.
Micrathena patruelis rufa Brignoli, 1983c: 248.
Micrathena cubana Levi, 1985a: 491, f. 218-224 (mf, S of Micrathena patruelis alba and M. patruelis rufa).

Chaetacis cucharas Levi, 1985a: 606, f. 812-820 (Dmf).
Micrathena cucharas Magalhaes & Santos, 2012: 31 (T from Chaetacis).

Epeira cyanospina Lucas, 1835: 70, pl. 149, f. 3 (Df).
Plectana cyanospina Walckenaer, 1841: 178.
Meganopla cyanospina Simon, 1864: 292.
Acrosoma cyanospinum Butler, 1873b: 420.
Micrathena cyanospina Simon, 1895a: 849, f. 896 (f).
Micrathena cyanospina Chickering, 1960d: 73, f. 26-28 (f).
Micrathena cyanospina Levi, 1985a: 566, f. 620-624 (f).
Micrathena cyanospina Nogueira & Brescovit, 2011: 65, f. 1-6 (Dm).

Micrathena decorata Chickering, 1960d: 73, f. 29-32 (Df).
Micrathena decorata Levi, 1985a: 549, f. 534-542 (f, Dm).

Acrosoma digitatum C. L. Koch, 1839a: 128, f. 523 (Df).
Plectana bullata Walckenaer, 1841: 191 (Df) [urn:lsid:nmbe.ch:spidersp:062590].
Plectana asciata Walckenaer, 1841: 194 (Df) [urn:lsid:nmbe.ch:spidersp:062583].
Acrosoma asciatum Butler, 1873b: 426.
Acrosoma bullatum Butler, 1873b: 427.
Micrathena asciata Petrunkevitch, 1911: 366.
Micrathena bullata Petrunkevitch, 1911: 367.
Micrathena digitata Petrunkevitch, 1911: 369.
Micrathena digitata Reimoser, 1917: 119, pl. 7, f. 18 (f).
Micrathena digitata Chickering, 1960d: 75, f. 33-37 (f).
Micrathena hyatti Chickering, 1960d: 80, f. 58-62 (Df) [urn:lsid:nmbe.ch:spidersp:062619].
Micrathena digitata Levi, 1985a: 475, f. 122-128 (Dm, f, S of Micrathena asciata, M. bullata and M. hyatti).

Micrathena donaldi Chickering, 1961a: 405, f. 31-34 (Dm).
Micrathena donaldi Levi, 1985a: 580, f. 683-690, 727 (m, Df).

Acrosoma 12-spinosum O. Pickard-Cambridge, 1890a: 63, pl. 8, f. 12 (Df).
Acrosoma 12-spinosa Keyserling, 1892: 18, pl. 1, f. 14 (f).
Micrathena subspinosa F. O. Pickard-Cambridge, 1904: 535, pl. 51, f. 17 (Df) [urn:lsid:nmbe.ch:spidersp:062680].
Micrathena duodecimspinosa F. O. Pickard-Cambridge, 1904: 535, pl. 51, f. 18 (f).
Micrathena duodecimspinosa Reimoser, 1917: 108, pl. 5, f. 12 (f).
Micrathena disjuncta Chickering, 1961a: 403, f. 26-30 (Dm) [urn:lsid:nmbe.ch:spidersp:062605].
Micrathena duodecimspinosa Chickering, 1961a: 408, f. 35-45 (mf).
Micrathena macilenta Chickering, 1961a: 432, f. 103-109 (Dm) [urn:lsid:nmbe.ch:spidersp:062631].
Micrathena subspinosa Chickering, 1961a: 463, f. 194-197 (f).
Micrathena duodecimspinosa Levi, 1985a: 505, f. 290-303 (mf, S of Micrathena disjuncta, M. macilenta and M. subspinosa).

Acrosoma elongatum Keyserling, 1864: 75, pl. 2, f. 8 (Df).
Acrosoma elongatum Keyserling, 1892: 22, pl. 1, f. 19 (f).
Micrathena elongata Simon, 1895a: 864.
Micrathena elongata Reimoser, 1917: 97.
Micrathena elongata Mello-Leitão, 1941b: 266 (S of Micrathena cala, rejected by Levi, 1985a: 477, see Micrathena fidelis).
Micrathena elongata Chickering, 1960d: 76, f. 38-40 (f).
Micrathena elongata Levi, 1985a: 459, f. 89-93 (f).

Micrathena embira Levi, 1985a: 552, f. 551-555 (Df).
Micrathena embira Magalhães et al., 2017: 23, f. 1E-F, 3-5, 9A-D (Dm).

Micrathena evansi Chickering, 1960d: 77, f. 41-45 (Dm).
Micrathena insolita Chickering, 1961a: 428, f. 94-98 (Df) [urn:lsid:nmbe.ch:spidersp:062623].
Micrathena lepida Chickering, 1964: 264, f. 30-34 (Df) [urn:lsid:nmbe.ch:spidersp:062625].
Micrathena levii Chickering, 1964: 267, f. 35-40 (Dm) [urn:lsid:nmbe.ch:spidersp:062627].
Micrathena evansi Levi, 1985a: 536, f. 7, 456-470 (mf, S of Micrathena insolita, M. lepida and M. levii).
Micrathena evansi Dierkens, 2011d: 100, f. 7, 22, 33, 42 (m).
Micrathena evansi Magalhaes & Santos, 2012: 34, f. 13, 16 (m).

Acrosoma excavatum C. L. Koch, 1836a: 80, f. 227 (Df).
Micrathena excavata Petrunkevitch, 1911: 369.
Micrathena excavata Reimoser, 1917: 108, pl. 5, f. 9 (f).
Micrathena mirifica Chickering, 1961a: 437, f. 117-121 (Dm) [urn:lsid:nmbe.ch:spidersp:062640].
Micrathena subflava Chickering, 1961a: 461, f. 189-193 (Df) [urn:lsid:nmbe.ch:spidersp:062679].
Micrathena excavata Levi, 1985a: 516, f. 347-353 (mf, S of Micrathena mirifica and M. subflava).

Micrathena exlinae Levi, 1985a: 514, f. 342-346 (Df).
Micrathena exlinae Magalhães et al., 2017: 27, f. 3-5, 11A-C (Dm).

Acrosoma fidelis Banks, 1909a: 212 (Df).
Micrathena fidelis Petrunkevitch, 1911: 370.
Micrathena cala Chamberlin, 1916: 261, pl. 20, f. 6 (Df) [urn:lsid:nmbe.ch:spidersp:062591].
Micrathena fidelis Chickering, 1961a: 411, f. 46-49 (f).
Micrathena fidelis Levi, 1985a: 477, f. 136-143 (Dm, f, S of Micrathena cala, removed from S of Micrathena elongata, rejecting Mello-Leitão, 1941b: 266).

Acrosoma fissispinum C. L. Koch, 1836a: 54, f. 208 (Df).
Plectana fissispina Walckenaer, 1841: 189.
Micrathena fissispina Simon, 1895a: 852, f. 903 (f).
Micrathena fissispina Reimoser, 1917: 120, pl. 7, f. 20 (f).
Micrathena tigris Mello-Leitão, 1932a: 87, f. 5 (Df) [urn:lsid:nmbe.ch:spidersp:062683].
Micrathena fissispina Chickering, 1960b: 2, f. 1-3 (f).
Micrathena fissispina Levi, 1985a: 478, f. 149-155 (Dm, f, S of Micrathena tigris).
Micrathena fissispina Dierkens, 2011d: 100, f. 2, 18, 20, 39 (m).
Micrathena fissispina Magalhaes & Santos, 2012: 32, f. 35 (f).

Acrosoma aculeatum C. L. Koch, 1836a: 58, f. 211 (f; misidentified per Walckenaer, 1841: 182).
Acrosoma flaveolum Perty, in C. L. Koch, 1839a: 126, f. 522 (Df).
Plectana flaveola Walckenaer, 1841: 182.
Plectana gladiola Walckenaer, 1841: 182 (Df, new name for Acrosoma aculeatum C. L. Koch) [urn:lsid:nmbe.ch:spidersp:062614].
Acrosoma gladiola Butler, 1873b: 424.
Acrosoma vitiosum O. Pickard-Cambridge, 1890a: 63, pl. 8, f. 14 (Dm).
Acrosoma fericulum O. Pickard-Cambridge, 1890a: 64, pl. 8, f. 13 (Df) [urn:lsid:nmbe.ch:spidersp:062608].
Acrosoma flaveolum Keyserling, 1892: 8, pl. 1, f. 5 (f, S of Acrosoma gladiola).
Acrosoma vitiosa Keyserling, 1892: 10, pl. 1, f. 7 (m).
Acrosoma fericula Keyserling, 1892: 13, pl. 1, f. 10 (f).
Ildibaha albomaculata Keyserling, 1892: 31, pl. 2, f. 29 (Df) [urn:lsid:nmbe.ch:spidersp:062579].
Micrathena vitiosa F. O. Pickard-Cambridge, 1904: 532, pl. 50, f. 11 (m) [urn:lsid:nmbe.ch:spidersp:062691].
Micrathena gladiola F. O. Pickard-Cambridge, 1904: 537 (removed from S of Micrathena flaveola).
Micrathena fericula F. O. Pickard-Cambridge, 1904: 539.
Micrathena flaveola Petrunkevitch, 1911: 370.
Micrathena kochi Mello-Leitão, 1915b: 143 (D, superfluous new name for Acrosoma aculeatum C. L. Koch) [urn:lsid:nmbe.ch:spidersp:062693].
Micrathena flaveola Reimoser, 1917: 146, pl. 9, f. 30 (f).
Ildibaha fericula Mello-Leitão, 1932a: 94.
Micrathena flaveola Chickering, 1961a: 413, f. 50-54 (f).
Micrathena gladiola Chickering, 1961a: 419, f. 67-71 (f).
Micrathena vitiosa Chickering, 1961a: 466, f. 206-210 (m).
Micrathena flaveola Levi, 1985a: 544, f. 8, 508-520 (mf, S of Ildibaha albomaculata, I. fericula and Micrathena vitiosa, S of M. gladiola [= M. kochi] confirmed).

Acrosoma forcipatum Thorell, 1859: 300 (Df).
Acrosoma flavo-maculatum Keyserling, 1864: 77, pl. 2, f. 10 (Df) [urn:lsid:nmbe.ch:spidersp:062610].
Acrosoma flavo-maculatum Keyserling, 1892: 24, pl. 1, f. 21 (f).
Micrathena flavomaculata Simon, 1895a: 852, f. 909 (f).
Micrathena forcipata Petrunkevitch, 1911: 370.
Micrathena cylindracea Franganillo, 1930: 32 (Df) [urn:lsid:nmbe.ch:spidersp:062600].
Micrathena cylindracea argentata Franganillo, 1930: 32 (D) [urn:lsid:nmbe.ch:spidersp:016568].
Micrathena laminaris Franganillo, 1930: 31 (D) [urn:lsid:nmbe.ch:spidersp:062694].
Micrathena forcipata Bryant, 1940: 372, f. 149, 151 (f, removed from S of Micrathena sexspinosa [rejecting Reimoser, 1917: 126], S of M. cylindracea; m f. 141, 146 see Micrathena cubana).
Micrathena cylindracea Franganillo, in Bonnet, 1957: 2865 (S of Micrathena cylindracea argentata and M. laminaris).
Micrathena bryantae Chickering, 1964: 254, f. 1-3 (Dm) [urn:lsid:nmbe.ch:spidersp:062589].
Micrathena forcipata Chickering, 1964: 257, f. 11-15 (f, S of Micrathena flavomaculata, m f. 16 see Micrathena cubana).
Micrathena forcipata Levi, 1985a: 594, f. 761-769 (mf, S of Micrathena bryantae).

Acrosoma funebre Marx, in Banks, 1898b: 249 (Df).
Acrosoma maculata Banks, 1900a: 100 (Df) [urn:lsid:nmbe.ch:spidersp:062632].
Micrathena granulata F. O. Pickard-Cambridge, 1904: 532, pl. 50, f. 12 (Dm) [urn:lsid:nmbe.ch:spidersp:062615].
Micrathena catenulata F. O. Pickard-Cambridge, 1904: 538, pl. 51, f. 24 (Df) [urn:lsid:nmbe.ch:spidersp:062593].
Micrathena funebris Petrunkevitch, 1911: 370.
Micrathena maculata Petrunkevitch, 1911: 373.
Micrathena catenulata Chickering, 1961a: 398, f. 9-13 (f).
Micrathena funebris Chickering, 1961a: 414, f. 55-59 (f).
Micrathena granulata Chickering, 1961a: 423, f. 78-82 (m).
Micrathena funebris Levi, 1978a: 426, f. 16-27 (mf, S of Micrathena granulata and M. maculata).
Micrathena funebris Levi, 1985a: 586, f. 732-740 (mf, S of Micrathena catenulata).
Micrathena funebris Coddington, 1990: 14, f. 56 (m).

Epeira furcata Hahn, 1822: 2, pl. 4, f. A (Df).
Acrosoma bifurcata Hahn, 1835: 65, f. 158 (Df) [urn:lsid:nmbe.ch:spidersp:062586].
Acrosoma bifurcatum C. L. Koch, 1839a: 124, f. 521 (f, sexspinosa in legend).
Plectana difissa Walckenaer, 1841: 181 (Df, new name for Acrosoma bifurcatum C. L. Koch) [urn:lsid:nmbe.ch:spidersp:062604].
Plectana flabellata Walckenaer, 1841: 192 (Df) [urn:lsid:nmbe.ch:spidersp:062609].
Plectana bifurcata Walckenaer, 1841: 195.
Acrosoma gilvulum C. L. Koch, 1844: 67, f. 886 (Df) [urn:lsid:nmbe.ch:spidersp:062695].
Acrosoma flabellatum Butler, 1873b: 425.
Acrosoma difissum Holmberg, 1883b: 236.
Micrathena bifurcata Simon, 1895a: 911.
Micrathena difissa Petrunkevitch, 1911: 369 (S of Acrosoma gilvulum).
Micrathena flabellata Petrunkevitch, 1911: 370.
Micrathena difissa Reimoser, 1917: 113, pl. 6, f. 15 (f).
Micrathena amplexa Mello-Leitão, 1944b: 332, f. 17-18 (Dm) [urn:lsid:nmbe.ch:spidersp:062581].
Micrathena furcata Levi, 1985a: 568, f. 625-632 (mf, removed from S of Micrathena sexspinosa, rejecting Petrunkevitch, 1911: 378, S of Micrathena amplexa, M. bifurcata, M. difissa and M. flabellata).

Acrosoma furcula O. Pickard-Cambridge, 1890a: 60, pl. 8, f. 11 (Df).
Acrosoma furcula Keyserling, 1892: 17, pl. 1, f. 13 (f).
Micrathena pubescens Simon, 1895a: 854, f. 917-918 (Df) [urn:lsid:nmbe.ch:spidersp:062662].
Micrathena pubescens Simon, 1897b: 470 (f).
Micrathena furcula F. O. Pickard-Cambridge, 1904: 539, pl. 51, f. 25 (f).
Micrathena pubescens Chickering, 1960c: 5, f. 9-10 (m).
Micrathena furcula Chickering, 1961a: 416, f. 60-66 (f, Dm).
Micrathena furcula Levi, 1985a: 483, f. 169-175 (mf, S of Micrathena pubescens).

Acrosoma furvum Keyserling, 1892: 7, pl. 1, f. 4 (Dm).
Micrathena tucumana Simon, 1897e: 7 (Df) [urn:lsid:nmbe.ch:spidersp:062688].
Micrathena furva Petrunkevitch, 1911: 371.
Micrathena pfannli Reimoser, 1917: 111, pl. 5, f. 13 (Df) [urn:lsid:nmbe.ch:spidersp:062658].
Micrathena furva Chickering, 1960d: 78, f. 46-49 (m).
Micrathena furva Levi, 1985a: 476, f. 129-135 (mf, S of Micrathena pfannli and M. tucumana).

Micrathena gaujoni Simon, 1897b: 466 (Df).
Micrathena gaujoni Chickering, 1960c: 2, f. 2-3 (f).
Micrathena gaujoni Levi, 1985a: 478, f. 144-148 (f).
Micrathena gaujoni Magalhaes & Santos, 2011b: 45, f. 14-16 (Dm).

Micrathena glyptogonoides Levi, 1985a: 594, f. 756-760 (Df).
Micrathena glyptogonoides Gómez-Rodríguez et al., 2014: 66, f. 1E, G (f).

Epeira gracilis Walckenaer, 1805: 65 (D).
Plectana gracilis Walckenaer, 1841: 193 (Df).
Plectana reduviana Walckenaer, 1841: 201 (Df) [urn:lsid:nmbe.ch:spidersp:062664].
Acrosoma matronale C. L. Koch, 1844: 68, f. 887 (Df) [urn:lsid:nmbe.ch:spidersp:062696].
Epeira rugosa Hentz, 1850: 21, pl. 3, f. 10 (Df) [urn:lsid:nmbe.ch:spidersp:062697].
Acrosoma gracile Butler, 1873b: 425.
Acrosoma reduvianum Butler, 1873b: 426.
Acrosoma rugosum Emerton, 1884: 326, pl. 38, f. 10 (f, Dm).
Acrosoma gracile McCook, 1894: 212, pl. 21, f. 1-4 (f, Dm).
Micrathena matronalis Simon, 1895a: 852, f. 902 (f).
Micrathena reduviana Simon, 1895a: 854, f. 914 (f).
Acrosoma rugosum Emerton, 1902: 189, f. 439 (mf).
Micrathena gracilis F. O. Pickard-Cambridge, 1904: 528, pl. 50, f. 3, pl. 51, f. 16 (mf, S of Micrathena matronalis and M. rugosa).
Micrathena gracilis Reimoser, 1917: 87, pl. 1, f. 1 (mf).
Micrathena sexacantha Franganillo, 1930: 32 (D) [urn:lsid:nmbe.ch:spidersp:062698].
Micrathena nigrior Chamberlin & Ivie, 1936a: 58, pl. 16, f. 134-135 (Df) [urn:lsid:nmbe.ch:spidersp:062648].
Micrathena gracilis Franganillo, in Bonnet, 1957: 2869 (S of Micrathena sexacantha).
Micrathena gracilis Chickering, 1961a: 421, f. 72-77 (mf, S of Micrathena nigrior).
Micrathena gracilis Levi, 1978a: 433, f. 55-68 (mf, S of Micrathena reduviana, removed from S of M. patruelis, rejecting Chickering, 1961a: 445).
Micrathena gracilis Levi, 1985a: 595, f. 770-773 (mf).
Micrathena gracilis Breene et al., 1993: 100, f. 144A-C (mf).
Micrathena gracilis Dondale et al., 2003: 146, f. 299-306 (mf).
Micrathena gracilis Álvarez-Padilla & Hormiga, 2011a: 849, f. 136C, 138B (mf).

Micrathena guayas Levi, 1985a: 575, f. 646-653 (Dmf).

Acrosoma guerinii Keyserling, 1864: 79, pl. 2, f. 12 (Df).
Acrosoma guerini Keyserling, 1892: 22, pl. 1, f. 18 (f).
Micrathena guerini Simon, 1895a: 861.
Micrathena guerini Reimoser, 1917: 124, pl. 7, f. 21 (f).
Micrathena brunnea Mello-Leitão, 1941b: 265, f. 2 (Df) [urn:lsid:nmbe.ch:spidersp:062588].
Micrathena guerini Chickering, 1960d: 79, f. 50-51 (f).
Micrathena guerini Levi, 1985a: 449, f. 10-17 (Dm, f, S of Micrathena brunnea).

Micrathena gurupi Levi, 1985a: 459, f. 79-83 (Df).

Micrathena hamifera Simon, 1897b: 467 (Df).
Micrathena hamifera Chickering, 1960c: 3, f. 4-5 (f).
Micrathena hamifera Levi, 1985a: 570, f. 633-637 (f).

Acrosoma horrida Taczanowski, 1873: 281, pl. 6, f. 31 (Df).
Acrosoma mammillatum Butler, 1873b: 427 (Df) [urn:lsid:nmbe.ch:spidersp:062699].
Acrosoma raceminum Butler, 1873b: 427 (Df) [urn:lsid:nmbe.ch:spidersp:062663].
Acrosoma longicauda O. Pickard-Cambridge, 1890a: 61, pl. 8, f. 9 (Dm) [urn:lsid:nmbe.ch:spidersp:062628].
Acrosoma longicauda Keyserling, 1892: 15, pl. 1, f. 11 (m).
Micrathena horrida Simon, 1895a: 851, f. 898, 919 (f).
Micrathena mammillata F. O. Pickard-Cambridge, 1904: 529.
Micrathena longicauda F. O. Pickard-Cambridge, 1904: 530, pl. 50, f. 5 (m).
Micrathena horrida Petrunkevitch, 1910: 212, pl. 21, f. 9-11 (f).
Micrathena simoni Petrunkevitch, 1910: 213 (new name for Micrathena horrida sensu Simon) [urn:lsid:nmbe.ch:spidersp:062677].
Micrathena racemina Petrunkevitch, 1911: 376.
Micrathena horrida Reimoser, 1917: 85, pl. 2, f. 2 (f, S of Micrathena mammillata).
Micrahtena mammillata tuberculata Franganillo, 1930: 31 (lapsus, D) [urn:lsid:nmbe.ch:spidersp:016582].
Micrathena horrida Mello-Leitão, 1932a: 79, f. 2a.
Micrathena mammillata Bryant, 1940: 374, f. 142, 147, 155 (mf).
Micrathena mastonota Mello-Leitão, 1940d: 209 (Df) [urn:lsid:nmbe.ch:spidersp:062635].
Micrathena multituberculata Caporiacco, 1947a: 25 (Df) [urn:lsid:nmbe.ch:spidersp:062644].
Micrathena multituberculata Caporiacco, 1948a: 665, f. 75-78 (f).
Micrathena horrida Bonnet, 1957: 2870 (S of Micrathena mammillata tuberculata).
Micrathena horrida Chickering, 1961a: 424, f. 83-88 (mf, S of Micrathena longicauda, S of M. mammillata confirmed).
Micrathena horrida Levi, 1985a: 596, f. 774-783 (mf, S of Micrathena multituberculata, M. racemina and M. simoni).
Micrathena horrida Magalhaes & Santos, 2011b: 48 (S of Micrathena mastonota).
Micrathena horrida Magalhaes & Santos, 2012: 32, f. 15, 34 (mf).

Micrathena huanuco Levi, 1985a: 514, f. 337-341 (Df).

Micrathena jundiai Levi, 1985a: 532, f. 432-439 (Dmf).

Acrosoma kirbyi Perty, 1833: 195, pl. 38, f. 11 (Df).
Acrosoma oblonga Taczanowski, 1873: 275, pl. 6, f. 26 (Df) [urn:lsid:nmbe.ch:spidersp:062700].
Micrathena kirbyi Simon, 1895a: 852, f. 904 (f).
Micrathena oblonga Simon, 1895a: 860.
Micrathena oblonga Petrunkevitch, 1910: 213, pl. 21, f. 12-13 (f).
Micrathena kirbyi Reimoser, 1917: 135, pl. 9, f. 26 (f, S of Micrathena oblonga).
Micrathena kirbyi Levi, 1985a: 500, f. 266-270 (f).
Micrathena kirbyi Bonaldo, 1990: 89, f. 1-2 (Dm).
Micrathena kirbyi Carvalho & Gasnier, 2019: CB16, f. 41-44 (mf).

Micrathena kochalkai Levi, 1985a: 452, f. 26-30 (Df).

Micrathena lata Chickering, 1960b: 5, f. 8-12 (Df).
Micrathena lata Levi, 1985a: 565, f. 608-612 (f, m f. 613-615 see Micrathena perfida).
Micrathena lata Alvarenga et al., 2020: 160, f. 4B-C, 6A-G (m).

Micrathena lenca Levi, 1985a: 524, f. 405-409 (Df).

Micrathena lepidoptera Mello-Leitão, 1941b: 266, f. 3 (Df).
Micrathena lepidoptera Levi, 1985a: 548, f. 525-533 (f, Dm).

Micrathena lindenbergi Mello-Leitão, 1940d: 208 (Df).
Micrathena lindenbergi Levi, 1985a: 502, f. 271-275 (f, S of Micrathena sanctispiritus, revalidated by Levi & Santos, 2013: 225).

Acrosoma lucasii Keyserling, 1864: 68, pl. 2, f. 1 (Df).
Acrosoma acuto-spinum Keyserling, 1864: 69, pl. 2, f. 2 (Df) [urn:lsid:nmbe.ch:spidersp:062576].
Acrosoma occidentalis Taczanowski, 1879: 111, pl. 1, f. 28 (Df) [urn:lsid:nmbe.ch:spidersp:062650].
Acrosoma lucasi Keyserling, 1892: 27, pl. 1, f. 24 (f).
Acrosoma acutospina Keyserling, 1892: 26, pl. 1, f. 23 (f).
Acrosoma trapa Gétaz, 1893: 105 (Df) [urn:lsid:nmbe.ch:spidersp:062686].
Micrathena occidentalis Simon, 1895a: 861.
Micrathena acutospina Simon, 1895a: 861.
Micrathena trapa F. O. Pickard-Cambridge, 1904: 539.
Micrathena inaequalis F. O. Pickard-Cambridge, 1904: 535, pl. 50, f. 20 (Df) [urn:lsid:nmbe.ch:spidersp:062621].
Micrathena lucasi Petrunkevitch, 1911: 373.
Micrathena joinvillicola Strand, 1916b: 121 (Df) [urn:lsid:nmbe.ch:spidersp:062624].
Micrathena occidentalis Reimoser, 1917: 112, pl. 6, f. 16 (f).
Micrathena acutospina Chickering, 1960d: 66, f. 1-3 (f).
Micrathena lucasi Chickering, 1960d: 82, f. 63-65 (f).
Micrathena occidentalis Chickering, 1960d: 85, f. 74-75 (f).
Micrathena inaequalis Chickering, 1961a: 427, f. 89-93 (f).
Micrathena lucasi Levi, 1985a: 496, f. 242-251 (Dm, f, S of Micrathena acutospina, M. inaequalis, M. joinvillicola, M. occidentalis and M. trapa).

Micrathena macfarlanei Chickering, 1961a: 430, f. 99-102 (Df).
Micrathena melloleitaoi Archer, 1971: 157, f. 6 (Df) [urn:lsid:nmbe.ch:spidersp:062637].
Micrathena macfarlanei Levi, 1985a: 498, f. 252-260 (Dm, f, S of Micrathena melloleitaoi).

Micrathena margerita Levi, 1985a: 592, f. 746-750 (Df).

Micrathena marta Levi, 1985a: 517, f. 354-358 (Df).

Micrathena miles Simon, 1895a: 852, f. 907 (Df).
Micrathena miles Simon, 1897b: 468 (Df).
Micrathena cuminamensis Mello-Leitão, 1930b: 62, f. 16 (Df) [urn:lsid:nmbe.ch:spidersp:062599].
Micrathena miles nigra Caporiacco, 1948a: 667 (Dj) [urn:lsid:nmbe.ch:spidersp:062638].
Micrathena miles Levi, 1985a: 482, f. 164-168 (f, S of Micrathena cuminamensis and M. miles nigra).
Micrathena miles Magalhães et al., 2017: 28, f. 1A-B, 3-5, 12A-C (Dm).

Aranea militaris Fabricius, 1775: 416 (Df).
Aranea armata Olivier, 1789: 205 (Df) [urn:lsid:nmbe.ch:spidersp:062582].
Aranea taurus Fabricius, 1793: 424 (Df) [urn:lsid:nmbe.ch:spidersp:062701].
Plectana militaris Walckenaer, 1841: 174.
Plectana furcata Walckenaer, 1841: 176 (Df, new name for Aranea armata Olivier and A. taurus; M. furcata is preoccupied by Hahn, 1822, see Micrathena furcata) [urn:lsid:nmbe.ch:spidersp:062702].
Plectana armata Walckenaer, 1841: 179.
Acrosoma armatum C. L. Koch, 1844: 65, f. 885 (f).
Acrosoma armatum Butler, 1873b: 421 (sensu Walckenaer and C. L. Koch).
Acrosoma militare Butler, 1873b: 423.
Micrathena armata Simon, 1895a: 852, f. 910 (f).
Micrathena militaris Petrunkevitch, 1911: 373.
Micrathena armata Petrunkevitch, 1911: 365 (S of Aranea taurus and Plectana furcata Walckenaer).
Micrathena militaris Petrunkevitch, 1926: 53, f. 12-15 (f).
Micrathena militaris Petrunkevitch, 1930a: 257, f. 108 (f).
Micrathena militaris Bryant, 1940: 376, f. 140, 145 (Dm, S of Micrathena armata; f f. 154 see Micrathena banksi).
Micrathena militaris Chickering, 1964: 269, f. 41-50 (mf).
Micrathena militaris Levi, 1985a: 563, f. 597-607 (mf).

Epeira mitrata Hentz, 1850: 22, pl. 3, f. 11 (Df).
Acrosoma peruana Taczanowski, 1879: 116, pl. 1, f. 32 (Df) [urn:lsid:nmbe.ch:spidersp:062656].
Acrosoma mitrata Emerton, 1884: 327, pl. 38, f. 9 (f).
Acrosoma reduvianum McCook, 1894: 213, pl. 21, f. 6-6c, 7-7b (mf; misidentified per Chickering, 1961a: 435).
Micrathena peruana Simon, 1895a: 861.
Acrosoma mitrata Emerton, 1902: 189, f. 438 (f).
Micrathena mitrata F. O. Pickard-Cambridge, 1904: 538 (m).
Micrathena patruelis luteomaculata Strand, 1908c: 4 (Df) [urn:lsid:nmbe.ch:spidersp:062653].
Micrathena patruelis mediovittata Strand, 1908c: 4 (Df) [urn:lsid:nmbe.ch:spidersp:062654].
Micrathena mitrata Chickering, 1961a: 435, f. 110-116 (mf).
Micrathena mitrata Levi, 1978a: 428, f. 28-40 (mf).
Micrathena mitrata Levi, 1985a: 486, f. 188, 192-198, pl. 3 (mf, S of Micrathena patruelis luteomaculata, M. patruelis mediovittata and M. peruana).
Micrathena mitrata Dondale et al., 2003: 148, f. 307-313 (mf).

Micrathena molesta Chickering, 1961a: 441, f. 127-132 (Df).
Micrathena molesta Levi, 1985a: 523, f. 393-404 (f, Dm).

Micrathena necopinata Chickering, 1960d: 84, f. 71-73 (Dm).
Chaetacis necopinata Levi, 1985a: 612, f. 853-861 (m, Df, T from Micrathena).
Micrathena necopinata Magalhaes & Santos, 2012: 31 (T from Chaetacis).

Micrathena fissispina nigrichelis Strand, 1908c: 4 (Df).
Micrathena henseli Reimoser, 1917: 121, pl. 7, f. 19 (Df) [urn:lsid:nmbe.ch:spidersp:062617].
Micrathena henseli Camargo, 1950a: 450, f. 1a-c, 2a-f (Dm).
Micrathena henseli Chickering, 1960d: 79, f. 52-57 (mf).
Micrathena nigrichelis Levi, 1985a: 455, f. 1-2, 6, 53-60 (mf, elevated from subspecies, S of Micrathena henseli).
Micrathena nigrichelis Magalhaes & Santos, 2012: 33, f. 20-21 (mf).

Chaetacis osa Levi, 1985a: 603, f. 792-797 (Df).
Micrathena osa Magalhaes & Santos, 2012: 31 (T from Chaetacis).

Acrosoma parallelum O. Pickard-Cambridge, 1890a: 60, pl. 8, f. 15 (Dm).
Acrosoma parallelum Keyserling, 1892: 16, pl. 1, f. 12 (m).
Micrathena parallela F. O. Pickard-Cambridge, 1904: 533, pl. 50, f. 13 (m).
Micrathena serrata F. O. Pickard-Cambridge, 1904: 534, pl. 50, f. 19 (Df) [urn:lsid:nmbe.ch:spidersp:062675].
Micrathena parallela Chickering, 1961a: 443, f. 133-137 (m).
Micrathena serrata Chickering, 1961a: 455, f. 169-173 (f).
Micrathena parallela Levi, 1985a: 508, f. 304-310 (mf, S of Micrathena serrata).

Acrosoma patruele C. L. Koch, 1839a: 130, f. 524 (Df).
Plectana patruela Walckenaer, 1841: 182.
Micrathena patruelis F. O. Pickard-Cambridge, 1904: 533, pl. 50, f. 15-16 (f, Dm).
Micrathena patruelis Reimoser, 1917: 102, pl. 4, f. 7 (mf).
Micrathena patruelis Chickering, 1961a: 445, f. 138-145 (mf, S of Micrathena reduviana [rejected by Levi, 1978a: 433, see Micrathena gracilis] and M. retracta [rejected by Levi, 1985a: 490, see Micrathena saccata].
Micrathena patruelis Levi, 1985a: 489, f. 199-206 (mf).

Acrosoma peregrinatorum Holmberg, 1883b: 232 (Df).
Micrathena peregrinatorum Petrunkevitch, 1911: 375.
Micrathena peregrinatora Levi, 1985a: 530, f. 426-431 (f).
Micrathena peregrinatorum Lise, 1995: 221, f. 1-5 (Dm).

Micrathena lata Levi, 1985a: 565, f. 613-615 (m; misidentified per Magalhaes et al., 2017: 16).
Micrathena perfida Magalhães et al., 2017: 16, f. 2E-F, 6A-F, 7A-C (Dmf).

Micrathena petrunkevitchi Levi, 1985a: 576, f. 662-666 (Df).

Micrathena pichincha Levi, 1985a: 578, f. 667-674, 722 (Dmf).

Acrosoma pictum C. L. Koch, 1836a: 61, f. 214 (Df).
Plectana picta Walckenaer, 1841: 190.
Micrathena picta Petrunkevitch, 1911: 375.
Chaetacis picta Reimoser, 1917: 157.
Micrathena conspicuum Mello-Leitão, 1929c: 110, f. 21 (Df) [urn:lsid:nmbe.ch:spidersp:062597].
Chaetacis evansi Chickering, 1960a: 469, f. 12-16 (Dm) [urn:lsid:nmbe.ch:spidersp:062607].
Chaetacis rugosa Chickering, 1960a: 471, f. 17-19 (Df) [urn:lsid:nmbe.ch:spidersp:062672].
Chaetacis picta Levi, 1985a: 609, f. 833-843 (mf, S of Chaetacis evansi, C. rugosa and Micrathena conspicua).
Chaetacis picta Levi, 2002: 551, f. 222-223 (m).
Micrathena picta Magalhaes & Santos, 2012: 31 (T from Chaetacis).

Micrathena pilaton Levi, 1985a: 450, f. 18-25 (Dmf).

Acrosoma planum C. L. Koch, 1836a: 81, f. 228 (Df).
Plectana degeerii Walckenaer, 1841: 174 (Df) [urn:lsid:nmbe.ch:spidersp:016555].
Plectana plana Walckenaer, 1841: 188.
Plectana alata Walckenaer, 1841: 193 (Df) [urn:lsid:nmbe.ch:spidersp:062578].
Acrosoma maronica Taczanowski, 1873: 272, pl. 6, f. 24 (Df) [urn:lsid:nmbe.ch:spidersp:062634].
Acrosoma alatum Butler, 1873b: 425.
Acrosoma degeeri Butler, 1873b: 425.
Micrathena plana Simon, 1895a: 852.
Micrathena alata Simon, 1895a: 859.
Micrathena maronica Simon, 1895a: 861.
Micrathena degeeri Petrunkevitch, 1911: 368.
Micrathena plana Reimoser, 1917: 109, pl. 5, f. 11 (f).
Micrathena ornata Mello-Leitão, 1932a: 86, f. 4 (Df) [urn:lsid:nmbe.ch:spidersp:016600].
Micrathena nitida Chickering, 1964: 272, f. 51-56 (Dm) [urn:lsid:nmbe.ch:spidersp:062649].
Micrathena plana Levi, 1985a: 509, f. 311-325 (mf, S of Micrathena alata, M. maronica and M. nitida).
Micrathena ornata Levi, 1985a: 546, f. 521-524 (f).
Micrathena plana Gonzaga & Santos, 2004: 333 (S of Micrathena degeeri).
Micrathena plana Magalhaes & Santos, 2011b: 48 (S of Micrathena ornata).
Micrathena plana Magalhaes & Santos, 2012: 33, f. 17 (m).

Plectana pungens Walckenaer, 1841: 173 (Df).
Acrosoma pungens Keyserling, 1864: 72, pl. 2, f. 5 (f).
Acrosoma luctuosa Taczanowski, 1873: 267, pl. 5, f. 21 (Df) [urn:lsid:nmbe.ch:spidersp:062630].
Acrosoma pungens Keyserling, 1892: 29, pl. 1, f. 26 (f).
Micrathena pungens Simon, 1895a: 861.
Micrathena luctuosa Petrunkevitch, 1911: 373.
Micrathena pungens Reimoser, 1917: 134, pl. 8, f. 25 (f).
Micrathena carvalhoi Mello-Leitão, 1944a: 9 (Df) [urn:lsid:nmbe.ch:spidersp:062592].
Micrathena pungens Chickering, 1960d: 85, f. 76-79 (f, S of Micrathena luctuosa).
Micrathena pungens Levi, 1985a: 598, f. 784-791 (Dm, f, S of Micrathena carvalhoi).

Micrathena pupa Simon, 1897b: 469 (Dmf).
Micrathena pupa Chickering, 1960c: 5, f. 11-12 (f).
Micrathena pupa Levi, 1985a: 470, f. 102-109 (mf).
Micrathena pupa Levi, 2002: 551, f. 225, 227-228 (m).

Micrathena quadriserrata F. O. Pickard-Cambridge, 1904: 534, pl. 50, f. 18 (Df).
Micrathena uncata F. O. Pickard-Cambridge, 1904: 533, pl. 50, f. 14 (Dm) [urn:lsid:nmbe.ch:spidersp:062689].
Micrathena quadriserrata Reimoser, 1917: 94, pl. 3, f. 4 (f).
Chaetacis rouxi Mello-Leitão, 1939e: 68, f. 45-47 (Df) [urn:lsid:nmbe.ch:spidersp:062668].
Micrathena modica Chickering, 1961a: 439, f. 122-126 (Dm) [urn:lsid:nmbe.ch:spidersp:062642].
Micrathena quadriserrata Chickering, 1961a: 448, f. 146-149 (f).
Micrathena uncata Chickering, 1961a: 466, f. 202-205 (m).
Micrathena quadriserrata Levi, 1985a: 518, f. 369-375 (mf, S of Chaetacis rouxi, Micrathena modica and M. uncata).

Acrosoma raimondii Taczanowski, 1879: 118 (Df).
Micrathena raimondi Petrunkevitch, 1911: 376.
Micrathena raimondi Levi, 1985a: 480, f. 156-163 (f, Dm).

Micrathena reali Levi, 1985a: 458, f. 66-73 (Dmf).

Micrathena reimoseri Mello-Leitão, 1935a: 97, f. 14 (Df).
Micrathena reimoseri Levi, 1985a: 565, f. 616-619 (f).
Micrathena reimoseri Magalhães et al., 2017: 25, f. 2C, 3-5, 10A-C (Dm).

Acrosoma rubicundulum Keyserling, 1864: 74, pl. 2, f. 7 (Df).
Acrosoma rubicundulum Keyserling, 1892: 21, pl. 1, f. 17 (f).
Micrathena rubicundula Simon, 1895a: 860.
Micrathena lordotica Mello-Leitão, 1941b: 267, f. 4 (Df) [urn:lsid:nmbe.ch:spidersp:062629].
Micrathena rubicundula Chickering, 1960d: 87, f. 80-82 (f).
Micrathena rubicundula Levi, 1985a: 454, f. 48-52 (f, S of Micrathena lordotica).

Acrosoma rufopunctatum Butler, 1873b: 423 (Df).
Acrosoma rubrocinctum Butler, 1873b: 423 (Df) [urn:lsid:nmbe.ch:spidersp:062669].
Micrathena rubrocincta Petrunkevitch, 1911: 377.
Micrathena rufopunctata Petrunkevitch, 1911: 377.
Micrathena rufopunctata Chickering, 1964: 277, f. 64-67 (f).
Micrathena rufopunctata Levi, 1985a: 486, f. 183-187 (f, S of Micrathena rubrocincta).

Acrosoma ruschii Mello-Leitão, 1945a: 266, f. 7-9 (Df).
Micrathena ruschi Brignoli, 1983c: 249.
Micrathena cicuta Gonzaga & Santos, 2004: 332, f. 1-4 (Df) [urn:lsid:nmbe.ch:spidersp:040039].
Micrathena ruschii Magalhaes & Santos, 2011b: 46, f. 17-19 (Dm, f, removed from S of Micrathena triangularis, rejecting Levi, 1985: 512, S of Micrathena cicuta).
Micrathena ruschii Alvarenga et al., 2020: 155, f. 2A-D, 3A-D, 4A, 5A-F (m).

Acrosoma saccatum C. L. Koch, 1836a: 59, f. 212 (Df).
Plectana saccata Walckenaer, 1841: 191.
Micrathena imbellis Simon, 1895a: 854, f. 916 (Df) [urn:lsid:nmbe.ch:spidersp:062620].
Micrathena saccata Simon, 1895a: 861.
Micrathena imbellis Simon, 1897b: 469 (Df).
Micrathena saccata Reimoser, 1917: 123, pl. 3, f. 22 (f).
Micrathena retracta Chamberlin & Ivie, 1936a: 57, pl. 14, f. 131 (Df) [urn:lsid:nmbe.ch:spidersp:062667].
Thaumastobella mourei Mello-Leitão, 1945a: 263, f. 1-3 (Df) [urn:lsid:nmbe.ch:spidersp:062643].
Micrathena timida Caporiacco, 1947a: 26 (Dj) [urn:lsid:nmbe.ch:spidersp:062684].
Micrathena saccata Levi, 1985a: 490, f. 189-191, 207-217 (mf, S of Micrathena imbellis, M. retracta [removed from S of Micrathena patruelis, rejecting  Chickering, 1961a: 445] and M. timida).
Micrathena saccata Scharff, 1991: 155 (S of Thaumastobella mourei).

Plectana sagittata Walckenaer, 1841: 174 (Df).
Epeira spinea Hentz, 1850: 21, pl. 3, f. 9 (Df) [urn:lsid:nmbe.ch:spidersp:062703].
Acrosoma bovinum Thorell, 1859: 301 (Df) [urn:lsid:nmbe.ch:spidersp:062704].
Acrosoma sagittatum Butler, 1873b: 424.
Acrosoma spineum Emerton, 1884: 326, pl. 38, f. 5-8 (f, Dm).
Acrosoma sagittata McCook, 1894: 214, pl. 21, f. 8-9 (mf).
Acrosoma spineum Emerton, 1902: 189, f. 437, 440-442 (mf).
Micrathena sagittata F. O. Pickard-Cambridge, 1904: 536, pl. 20-21 (mf).
Micrathena sagittata Petrunkevitch, 1911: 377 (S of Micrathena bovina and M. spinea).
Micrathena sagittata Reimoser, 1917: 140, pl. 9, f. 29 (mf).
Micrathena sagittata Petrunkevitch, 1930a: 259, f. 111-114 (mf).
Micrathena sagittata Kaston, 1948: 219, f. 690-693 (m).
Micrathena comstocki Archer, 1951a: 10, f. 15-17 (Dmf) [urn:lsid:nmbe.ch:spidersp:062596].
Micrathena sagittata emertoni Archer, 1951a: 10, f. 18, 22 (Dmf) [urn:lsid:nmbe.ch:spidersp:062673].
Micrathena sagittata Archer, 1951a: 10, f. 19-21 (mf).
Micrathena sagittata Chickering, 1961a: 449, f. 150-156 (mf).
Micrathena sagittata Wiehle, 1967b: 193, f. 37 (f).
Micrathena sagittata Levi, 1978a: 430, f. 41-54 (mf, S of Micrathena comstocki and M. sagittata emertoni).
Micrathena sagittata Levi, 1985a: 559, f. 582-588 (mf).
Micrathena sagittata Breene et al., 1993: 100, f. 145A-C (mf).
Micrathena sagittata Dondale et al., 2003: 143, f. 291-298 (mf).

Micrathena parallela Mello-Leitão, 1940d: 209 (Df; preoccupied by O. Pickard-Cambridge, 1890, see Micrathena parallela) [urn:lsid:nmbe.ch:spidersp:056368].
Micrathena sanctispiritus Brignoli, 1983c: 249 (replacement name).
Micrathena guanabara Levi, 1985a: 505, f. 283-289 (Dmf) [urn:lsid:nmbe.ch:spidersp:016576].
Micrathena sanctispiritus Levi & Santos, 2013: 225, f. 5-6 (m, removed from S of Micrathena lindenbergi, rejecting Levi, 1985: 502, S of Micrathena guanabara).

Micrathena schenkeli Mello-Leitão, 1939e: 71, f. 51-53 (Df).
Micrathena gamma Caporiacco, 1947a: 26 (Dm) [urn:lsid:nmbe.ch:spidersp:062611].
Micrathena gamma Caporiacco, 1948a: 669, f. 82 (m).
Micrathena browningi Chickering, 1960d: 70, f. 15-20 (Dm) [urn:lsid:nmbe.ch:spidersp:062587].
Micrathena gentilicia Chickering, 1964: 259, f. 17-22 (Df) [urn:lsid:nmbe.ch:spidersp:062612].
Micrathena praeterita Chickering, 1964: 274, f. 57-63 (Df) [urn:lsid:nmbe.ch:spidersp:062661].
Micrathena schenkeli Levi, 1985a: 539, f. 480-489 (mf, S of Micrathena browningi, M. gamma, M. gentilicia and M. praeterita).

Acrosoma schreibersii Perty, 1833: 194, pl. 38, f. 9 (Df).
Acrosoma spinosum C. L. Koch, 1836a: 56, f. 210 (f; misidentified per Walckenaer, 1841: 183).
Plectana macrocantha Walckenaer, 1841: 183 (Df, new name for Acrosoma spinosum sensu C. L. Koch) [urn:lsid:nmbe.ch:spidersp:062705].
Plectana duplicata Walckenaer, 1841: 194 (Df) [urn:lsid:nmbe.ch:spidersp:062606].
Plectana vespoides Walckenaer, 1841: 196 (Df) [urn:lsid:nmbe.ch:spidersp:062690].
Acrosoma macrocantha Taczanowski, 1873: 269.
Acrosoma tenuis Taczanowski, 1873: 276, pl. 6, f. 27 (Df) [urn:lsid:nmbe.ch:spidersp:062682].
Acrosoma subtilis Taczanowski, 1873: 279, pl. 6, f. 29 (Df) [urn:lsid:nmbe.ch:spidersp:062681].
Acrosoma myrmeciaeformis Taczanowski, 1873: 280, pl. 6, f. 30 (Df) [urn:lsid:nmbe.ch:spidersp:062647].
Acrosoma macracanthum Butler, 1873b: 420.
Acrosoma vespoides Butler, 1873b: 422.
Acrosoma duplicatum Butler, 1873b: 426.
Micrathena schreibersi Simon, 1895a: 848, f. 895 (f).
Micrathena tenuis Simon, 1895a: 860.
Micrathena subtilis Simon, 1895a: 861.
Ildibaha myrmeciaeformis Simon, 1895a: 862.
Micrathena schreibersi F. O. Pickard-Cambridge, 1904: 536, pl. 51, f. 19 (f).
Micrathena duplicata Petrunkevitch, 1911: 369.
Micrathena vespoides Petrunkevitch, 1911: 380.
Micrathena schreibersi Petrunkevitch, 1911: 378 (S of Micrathena macrocantha).
Micrathena schreibersi Reimoser, 1917: 137, pl. 9, f. 27 (f).
Micrathena coleophora Chamberlin & Ivie, 1936a: 56, pl. 16, f. 136 (Dm) [urn:lsid:nmbe.ch:spidersp:062595].
Micrathena lesserti Mello-Leitão, 1939e: 69, f. 48-50 (Df) [urn:lsid:nmbe.ch:spidersp:062626].
Ildibaha subtilis Mello-Leitão, 1949: 8 (T from Micrathena).
Micrathena schreibersi Chickering, 1961a: 452, f. 157-168 (mf, S of Micrathena coleophora).
Micrathena schreibersi Levi, 1985a: 554, f. 9, 564-572 (mf, S of Ildibaha myrmeciaeformis, I. subtilis, Micrathena duplicata, M. lesserti, M. tenuis and M. vespoides).
Micrathena schreibersi Dierkens, 2011d: 101, f. 10, 25, 34, 35, 43 (m).
Micrathena schreibersi Magalhaes & Santos, 2012: 34, f. 36, 38 (mf).

Epeira sexspinosa Hahn, 1822: 2, pl. 4, f. B (Df).
Acrosoma sexspinosa Hahn, 1834: 18, f. 107 (f; furcata in legend).
Acrosoma militare C. L. Koch, 1837a: 12, f. 258 (f; misidentified per Petrunkevitch, 1911: 378).
Plectana squamosa Walckenaer, 1841: 185 (Df) [urn:lsid:nmbe.ch:spidersp:062706].
Acrosoma obtusospinum Keyserling, 1864: 76, pl. 2, f. 9 (Df) [urn:lsid:nmbe.ch:spidersp:062707].
Acrosoma petersii Taczanowski, 1873: 277, pl. 6, f. 28 (Dmf) [urn:lsid:nmbe.ch:spidersp:062657].
Keyserlingia cornigera O. Pickard-Cambridge, 1890a: 58, pl. 4, f. 2 (Dm) [urn:lsid:nmbe.ch:spidersp:062598].
Acrosoma calcaratum O. Pickard-Cambridge, 1890a: 62, pl. 8, f. 8 (Dm).
Acrosoma petersi Keyserling, 1892: 9, pl. 1, f. 6 (f).
Acrosoma calcaratum Keyserling, 1892: 11, pl. 1, f. 8 (m).
Acrosoma obtusispinum Keyserling, 1892: 23, pl. 1, f. 20 (f).
Acrosoma armatum McCook, 1894: 370, pl. 21, f. 5-5a (f; misidentified per Petrunkevitch, 1911: 374, sub M. obtusospina).
Micrathena sexspinosa Simon, 1895a: 852, f. 908 (f).
Micrathena obtusospina F. O. Pickard-Cambridge, 1904: 531, pl. 50, f. 9 (f).
Micrathena cornigera F. O. Pickard-Cambridge, 1904: 532, pl. 50, f. 10 (m).
Micrathena petersi F. O. Pickard-Cambridge, 1904: 539.
Micrathena sexspinosa Petrunkevitch, 1911: 378 (S of Acrosoma furcatum [revalidated by Levi, 1985a: 568] and Plectana squamosa).
Micrathena sexspinosa Reimoser, 1917: 126, pl. 8, f. 23 (f, S of Acrosoma sedes [revalidated by Banks, 1929: 92, see Micrathena brevipes],  Micrathena forcipata [revalidated by Bryant, 1940: 372] and M. obtusospina).
Micrathena sexspinosa Petrunkevitch, 1930a: 258, f. 109-110 (f).
Micrathena sexspinosa Chickering, 1961a: 456, f. 174-180 (mf, S of Micrathena cornigera).
Micrathena sexspinosa Levi, 1985a: 584, f. 712-719, 721, 726, 730-731 (mf, S of Micrathena petersi).
Micrathena sexspinosa Dierkens, 2011d: 101, f. 12, 27, 46, 52 (mf).

Micrathena shealsi Chickering, 1960b: 8, f. 13-17 (Df).
Micrathena shealsi Levi, 1985a: 458, f. 74-78 (f).
Micrathena shealsi Argañaraz & Rubio, 2011: 53, f. 1-18 (f, Dm).

Micrathena similis Bryant, 1945a: 415, f. 8, 43-44 (Df).
Micrathena similis Chickering, 1964: 279, f. 68-71 (f).
Micrathena similis Levi, 1985a: 494, f. 225-229 (f).

Micrathena soaresi Levi, 1985a: 581, f. 691-695, 724 (Df).

Aranea spinosa Linnaeus, 1758: 624 (Df).
Aranea spinosa Fabricius, 1775: 435 (D).
Aranea aculeata Fabricius, 1775: 435 (Df) [urn:lsid:nmbe.ch:spidersp:062574].
Aranea elongato-spinosa De Geer, 1778: 323, pl. 39, f. 11-12 (Df) [urn:lsid:nmbe.ch:spidersp:062708].
Aranea spinosa Olivier, 1789: 205 (D).
Epeira aculeata Latreille, 1806: 103.
Plectana spinosa Walckenaer, 1841: 172.
Plectana aculeata Walckenaer, 1841: 180.
Acrosoma spinosa Taczanowski, 1873: 264.
Acrosoma aculeatum Butler, 1873b: 421.
Micrathena perlata Simon, 1895a: 851, f. 905 (Df) [urn:lsid:nmbe.ch:spidersp:062655].
Micrathena perlata Simon, 1897b: 467 (f).
Micrathena aculeata Petrunkevitch, 1911: 364 (S of Aranea elongatospinosa).
Micrathena spinosa Petrunkevitch, 1911: 379 (S of Aranea triangularispinosa; revalidated by Levi, 1985a: 537).
Micrathena spinosa Reimoser, 1917: 148 (S of Micrathena rufa; rejected by Levi, 1985a: 537, see Micrathena triangularispinosa).
Micrathena spinosa Mello-Leitão, 1939e: 72, f. 54-55 (f).
Micrathena hamata Chickering, 1960b: 3, f. 4-7 (Dm) [urn:lsid:nmbe.ch:spidersp:062616].
Micrathena spinosa Levi, 1985a: 581, f. 696-703, 720, 728 (mf, S of Micrathena aculeata, M. hamata and M. perlata, S of M. elongatospinosa confirmed).
Micrathena spinosa Dierkens, 2011d: 101l, f. 11, 26, 51 (f).
Micrathena spinosa Magalhaes & Santos, 2012: 33, f. 14, 32-33 (mf).

Micrathena spinulata F. O. Pickard-Cambridge, 1904: 530, pl. 50, f. 7 (Df).
Micrathena spinulata Chickering, 1961a: 459, f. 181-184 (f).
Micrathena spinulata Levi, 1985a: 592, f. 751-755 (f).
Micrathena spinulata Magalhães et al., 2017: 34, f. 3-5, 14A-C (Dm).

Micrathena spitzi Mello-Leitão, 1932a: 79, f. 2 (Df).
Ildibaha acanthomasta Mello-Leitão, 1945a: 264, f. 4-6 (Df) [urn:lsid:nmbe.ch:spidersp:062571].
Ildibaha misionesica Mello-Leitão, 1945b: 238, f. 12-13 (Df) [urn:lsid:nmbe.ch:spidersp:062641].
Micrathena spitzi Levi, 1985a: 550, f. 543-550 (Dm, f, S of Ildibaha acanthomasta and I. misionesica).

Micrathena striata F. O. Pickard-Cambridge, 1904: 530, pl. 50, f. 6 (Df).
Micrathena striata Chickering, 1961a: 460, f. 185-188 (f).
Micrathena striata Levi, 1985a: 591, f. 741-745 (f).

Acrosoma stübeli Karsch, 1887c: 340 (Df).
Micrathena spathulifera Simon, 1895a: 852, f. 912 (Df) [urn:lsid:nmbe.ch:spidersp:062816].
Micrathena stuebeli Petrunkevitch, 1911: 379.
Micrathena stuebeli Reimoser, 1917: 118, pl. 6, f. 17 (f, S of Micrathena spathulifera).
Micrathena stuebeli Levi, 1985a: 504, f. 276-282 (f, Dm).

Acrosoma swainsonii Perty, 1833: 194, pl. 38, f. 10 (Df).
Acrosoma swainsoni C. L. Koch, 1839a: 121, f. 519 (f).
Micrathena prudens Simon, 1895a: 860 (Df) [urn:lsid:nmbe.ch:spidersp:062709].
Micrathena swainsoni Petrunkevitch, 1911: 379.
Micrathena swainsoni Reimoser, 1917: 99, pl. 3, f. 6 (f, Dm).
Micrathena paraguayensis Mello-Leitão, 1931c: 95 (Df) [urn:lsid:nmbe.ch:spidersp:062710].
Micrathena silvicola Badcock, 1932: 27, f. 19a-f (Dmf) [urn:lsid:nmbe.ch:spidersp:062676].
Micrathena swainsoni Mello-Leitão, 1932a: 83 (S of Micrathena paraguayensis and M. prudens).
Micrathena swainsoni Mello-Leitão, 1946b: 39 (S of Micrathena silvicola).
Micrathena swainsoni Chickering, 1960d: 87, f. 83-90 (mf).
Micrathena swainsoni Levi, 1985a: 571, f. 638-645 (mf).
Micrathena swainsoni Magalhaes & Santos, 2012: 43, f. 40 (m).

Micrathena teresopolis Levi, 1985a: 456, f. 61-65 (Df).

Acrosoma triangulare C. L. Koch, 1836a: 78, f. 226 (Df).
Plectana triangularis Walckenaer, 1841: 188.
Acrosoma pilosa Taczanowski, 1873: 271, pl. 5, f. 23 (Df) [urn:lsid:nmbe.ch:spidersp:062659].
Acrosoma sordida Taczanowski, 1873: 273, pl. 6, f. 25 (Df) [urn:lsid:nmbe.ch:spidersp:062678].
Acrosoma gibbosa Taczanowski, 1879: 113, pl. 1, f. 30 (Df) [urn:lsid:nmbe.ch:spidersp:062711].
Micrathena triangularis Simon, 1895a: 854, f. 913 (f).
Micrathena gibbosa Simon, 1895a: 861.
Micrathena sordida Simon, 1895a: 861.
Micrathena pilosa Simon, 1895a: 861.
Micrathena sordida Petrunkevitch, 1910: 214, pl. 21, f. 14-15 (f).
Micrathena sordida Reimoser, 1917: 105, pl. 5, f. 8 (f).
Micrathena triangularis Reimoser, 1917: 107, pl. 5, f. 10 (f, S of Micrathena gibbosa).
Micrathena gertschi Chickering, 1964: 261, f. 23-29 (Dm) [urn:lsid:nmbe.ch:spidersp:062613].
Micrathena triangularis Levi, 1985a: 512, f. 326-336 (mf, S of Micrathena gertschi, M. pilosa, M. ruschii [revalidated by Magalhaes & Santos, 2011b: 46] and M. sordida).
Micrathena triangularis Dierkens, 2011d: 100, f. 5, 21, 31, 40 (m).

Aranea triangularispinosa De Geer, 1778: 321, pl. 39, f. 9-10 (Df).
Acrosoma rufa Taczanowski, 1873: 265, pl. 5, f. 20 (Df) [urn:lsid:nmbe.ch:spidersp:062671].
Acrosoma acutoides Taczanowski, 1879: 114, pl. 1, f. 31 (Df) [urn:lsid:nmbe.ch:spidersp:062575].
Micrathena acutoides Simon, 1895a: 861.
Micrathena mathani Simon, 1897b: 468 (Df) [urn:lsid:nmbe.ch:spidersp:062636].
Micrathena rufa Petrunkevitch, 1911: 377.
Micrathena dahli Reimoser, 1917: 150, pl. 9, f. 32 (Df) [urn:lsid:nmbe.ch:spidersp:062601].
Micrathena perlata Chickering, 1960c: 3, f. 7-8 (m; misidentified per Levi, 1985a: 537).
Micrathena munsonae Archer, 1971: 158, f. 8 (Df) [urn:lsid:nmbe.ch:spidersp:062645].
Micrathena triangularispinosa Levi, 1985a: 537, f. 471, 473-479 (mf, removed from S of Micrathena spinosa, rejecting Petrunkevitch, 1911: 379, S of M. acutoides, M. dahli, M. mathani, M. munsonae and M. rufa [removed from S of M. spinosa, rejecting Reimoser, 1917: 148]; f f. 472 see Micrathena beta).

Micrathena triserrata F. O. Pickard-Cambridge, 1904: 534, pl. 50, f. 17 (Df).
Micrathena triserrata Chickering, 1961a: 464, f. 198-201 (f).
Micrathena triserrata Levi, 1985a: 520, f. 376-385 (f, Dm).

Micrathena tziscao Levi, 1985a: 526, f. 410-417 (Dmf).

Micrathena ucayali Levi, 1985a: 540, f. 490-497 (Dmf).

Acrosoma vigorsii Perty, 1833: 194, pl. 38, f. 8 (Df).
Acrosoma vigorsi C. L. Koch, 1839a: 123, f. 520 (f).
Plectana vigorsi Walckenaer, 1841: 186.
Acrosoma defensum Butler, 1873b: 420 (Df) [urn:lsid:nmbe.ch:spidersp:062602].
Ildibaha mutilloides Simon, 1895a: 850, f. 899-900 (Dmf) [urn:lsid:nmbe.ch:spidersp:062646].
Micrathena vigorsi Simon, 1895a: 852, f. 901 (f).
Ildibaha mutilloides Simon, 1897b: 471 (Dmf).
Micrathena vigorsi Petrunkevitch, 1910: 214, pl. 21, f. 16-19 (f).
Micrathena defensa Petrunkevitch, 1911: 368.
Micrathena vigorsi Reimoser, 1917: 132, pl. 8, f. 24 (f).
Micrathena vigorsi Levi, 1985a: 557, f. 573-581 (mf, S of Ildibaha mutilloides and Micrathena defensa).

Chaetacis woytkowskii Levi, 1985a: 608, f. 821-826 (Df).
Chaetacis cornuta Levi, 1985a: 604, f. 809-811 (m; misidentified per Magalhaes et al., 2017: 32).
Micrathena woytkowskii Magalhaes & Santos, 2012: 31 (T from Chaetacis).

Micrathena bicolor Levi, 1985a: 534, f. 453-455 (m; misidentified per Magalhaes et al., 2017: 26).
Micrathena yanomami Magalhaes & Santos, 2011b: 43, f. 9-13 (Df).

Micrathena zilchi Kraus, 1955b: 29, f. 76-78 (Df).
Micrathena zilchi Chickering, 1961a: 468, f. 211-213 (f).
Micrathena zilchi Levi, 1985a: 472, f. 110-114 (f).