Last updated Oct. 14, 2005

N.B.: for familial status, use of this younger family-group name (rather than Brachybothriidae Simon, 1892 or Accatymidae Kishida, 1930), and composition, see Coyle, 1971: 330.

In synonymy:
Acattyma L. Koch, 1878 = Antrodiaetus Ausserer, 1871 (Yaginuma, 1960: 19).
Brachybothrium Simon, 1884 = Antrodiaetus Ausserer, 1871 (Coyle, 1971: 331).

mf aquilonius Coyle, 1974....................USA
A. a. Coyle, 1974: 458, f. 57, 68, 81, 106, 147-148 (Dmf).

mf californicus (Banks, 1896) *....................USA
Atypoides californica Banks, 1896b: 88 (Df).
A. c. Smith, 1908: 232, pl. 15, f. 1-6, pl. 19, f. 3-4 (f, Dm).
A. c. Coyle, 1974: 446, f. 39, 45-48, 54, 65, 78-79, 92, 96-100, 121-131 (mf).
A. c. Gertsch & Platnick, 1979: 4, f. 9-10.

mf erebus Coyle, 1974....................USA
A. e. Coyle, 1974: 470, f. 62, 75, 88, 114-115, 174-187 (Dmf).
A. e. Raven, 1985a: 124, f. 179-184.

mf gnomus Coyle, 1974....................USA
A. g. Coyle, 1974: 460, f. 49, 58, 69, 82, 101, 149-150 (Dmf).

mf gulosus Coyle, 1974....................USA
A. g. Coyle, 1974: 461, f. 59, 70, 85, 110, 151-154 (Dmf).

mf isolatus Coyle, 1974....................USA
A. i. Coyle, 1974: 456, f. 56, 67, 80, 107-109, 144-146 (Dmf).

mf janus Coyle, 1974....................USA
A. j. Coyle, 1974: 452, f. 55, 66, 83-84, 102-105, 132-143 (Dmf).

mf plutonis Coyle, 1974....................USA
A. p. Coyle, 1974: 473, f. 63, 76, 89-90, 94, 117-118, 188-191 (Dmf).

mf thompsoni Coyle, 1974....................USA
A. t. Coyle, 1974: 463, f. 40-44, 50-53, 60, 71-73, 86, 93, 111-113, 155-171 (Dmf).

mf torridus Coyle, 1974....................USA
A. t. Coyle, 1974: 475, f. 64, 77, 91, 119-120, 192-194 (Dmf).

mf trophonius Coyle, 1974....................USA
A. t. Coyle, 1974: 468, f. 61, 74, 87, 95, 116, 172-173 (Dmf).

N.B.: considered a senior synonym of Acattyma L. Koch, 1878 by Yaginuma, 1960: 19 and of Brachybothrium Simon, 1884 by Coyle, 1971: 331.

In synonymy:
A. accentuatus (Simon, 1884) = A. unicolor (Hentz, 1842) (Coyle, 1971: 335).
A. angustatus (Atkinson, 1886) = A. unicolor (Hentz, 1842) (Coyle, 1971: 335).
A. gracilis (Hentz, 1842, T from Closterochilus=Actinopus) = A. unicolor (Hentz, 1842) (Coyle, 1971: 335).
A. marxi (Atkinson, 1886) = A. unicolor (Hentz, 1842) (Coyle, 1971: 335).
A. shoemakeri (Petrunkevitch, 1925) = A. robustus (Simon, 1891) (Coyle, 1971: 344).
A. shosoneus (Chamberlin, 1925) = A. pugnax (Chamberlin, 1917) (Coyle, 1971: 354).

mf apachecus Coyle, 1971....................USA
A. a. Coyle, 1971: 369, f. 154-156, 168, 186, 229-232, 266-267, 308-309 (Dmf).

m ashlandensis Cokendolpher, Peck & Niwa, 2005....................USA
A. a. Cokendolpher, Peck & Niwa, 2005: 16, f. 11, 19-20, 22-23, 34, 38-39, 49 (Dm).

mf cerberus Coyle, 1971....................USA
A. c. Coyle, 1971: 364, f. 126, 134, 164, 182, 220-221, 258-259, 301-302 (Dmf).

m coylei Cokendolpher, Peck & Niwa, 2005....................USA
A. c. Cokendolpher, Peck & Niwa, 2005: 20, f. 12, 24-25, 35, 40-41, 50 (Dm).

mf effeminatus Cokendolpher, Peck & Niwa, 2005....................USA
A. e. Cokendolpher, Peck & Niwa, 2005: 21, f. 13, 26-27, 36, 42-43, 46, 51, 53 (Dmf).

mf hageni (Chamberlin, 1917)....................USA
Brachybothrium h. Chamberlin, 1917: 74, pl. 5, f. 9 (Dm).
A. h. Coyle, 1971: 362, f. 125, 133, 141, 151, 163, 172, 181, 218-219, 256-257, 299-300 (m, Df).

mf lincolnianus (Worley, 1928)....................USA
Brachybothrium lincolnianum Worley, 1928: 619, f. 1-2 (Dm).
A. l. Coyle, 1971: 367, f. 119, 127, 135, 152, 166, 184, 224-225, 262-263, 304-305 (m, Df).

m metapacificus Cokendolpher, Peck & Niwa, 2005....................USA
A. m. Cokendolpher, Peck & Niwa, 2005: 26, f. 14, 28-29, 37, 44-45, 52 (Dm).

mf microunicolor Hendrixson & Bond, 2005....................USA
A. m. Hendrixson & Bond, 2005: 10, f. 1B, 6-8, 11 (Dmf).

mf montanus (Chamberlin & Ivie, 1935)....................USA
Brachybothrium montanum Chamberlin & Ivie, 1935b: 4, pl. 5, f. 31 (Dm).
A. m. Chamberlin & Ivie, 1945a: 549, f. 1-2 (m).
A. m. Coyle, 1971: 359, f. 140, 150, 162, 171, 180, 213-217, 253-255, 295-298 (m, Df).

m occultus Coyle, 1971....................USA
A. o. Coyle, 1971: 353, f. 123, 178, 204-206, 248-249 (Dmf).

mf pacificus (Simon, 1884)....................USA
Brachybothrium pacificum Simon, 1884m: 314 (Dmf).
A. p. Coyle, 1971: 347, f. 121-122, 131, 147-149, 160, 170, 175-177, 197-203, 244-247, 284-291 (mf).
A. p. Cokendolpher, Peck & Niwa, 2005: 30, f. 15, 32, 54 (f).

mf pugnax (Chamberlin, 1917)....................USA
Brachybothrium p. Chamberlin, 1917: 73 (Df).
Brachybothrium shoshoneum Chamberlin, 1925c: 105, f. 1-3 (Dm).
A. p. Coyle, 1971: 354, f. 109-112, 124, 132, 161, 179, 207-212, 250-252, 292-294 (f, Sm).

mf robustus (Simon, 1891)....................USA
Brachybothrium robustum Simon, 1891g: 311 (Df).
Brachybothrium shoemakeri Petrunkevitch, 1925b: 318, pl. 20, f. 3, 5-6, 11 (Dm).
A. r. Coyle, 1971: 344, f. 139, 159, 195-196, 241-243, 280-283, 314, 316-317 (f, Sm).

mf roretzi (L. Koch, 1878)....................Japan
Acattyma roretzii L. Koch, 1878c: 761, pl. 16, f. 23-25 (Df).
Acattyma r. Simon, 1892a: 96, f. 96.
Acattyma r. Kritscher, 1957: 256, f. 4 (Dm).
A. r. Yaginuma, 1960: 19, f. 14 (m).
A. r. Yaginuma, 1971: 19, f. 14 (m).
A. r. Coyle, 1971: 370, f. 114-116, 129, 137, 144, 157, 169, 187, 233, 268-269, 310-312 (mf).
A. r. Yaginuma, 1986a: 2, f. 2.1 (m).
A. r. Chikuni, 1989b: 18, f. 1 (m).

mf stygius Coyle, 1971....................USA
A. s. Coyle, 1971: 368, f. 117-118, 128, 136, 143, 153, 167, 185, 226-228, 264-265, 306-307 (Dmf).

mf unicolor (Hentz, 1842) *....................USA
Mygale u. Hentz, 1842: 57, pl. 7, f. 5 (Df).
Mygale gracilis Hentz, 1842: 56, pl. 7, f. 4 (Dm).
A. u. Ausserer, 1871a: 136.
Closterochilus gracilis Ausserer, 1871a: 142.
Brachybothrium accentuatum Simon, 1884m: 315 (Df).
Nidivalvata angustata Atkinson, 1886: 130 (Df).
Nidivalvata marxii Atkinson, 1886: 130, pl. 5, f. 8-10, 13, 23 (Df).
Brachybothrium marxi Simon, 1892a: 195.
Brachybothrium angustatum Petrunkevitch, 1911: 52.
Brachybothrium u. Comstock, 1912: 249.
Missulena gracilis Petrunkevitch, 1939a: 213.
A. accentuatus Whitmyre & Snetsinger, 1967: 1, f. 1-7 (Dm).
A. u. Coyle, 1971: 335, f. 113, 120, 130, 138, 145-146, 158, 173-174, 188-194, 234-240, 270-279, 313, 315, 318 (mf, S).
A. u. Gertsch & Platnick, 1979: 4, f. 5-6.
A. u. Eskov & Zonstein, 1990: 355, f. 28-29 (m).
A. u. Michalik et al., 2005: 285, f. 2, 4 (f).
A. u. Hendrixson & Bond, 2005: 4, f. 1A, 3-5, 9-10 (m).

mf yesoensis (Uyemura, 1942)....................Japan
Acattyma y. Uyemura, 1942: 31, pl. 1, f. 2.1-5 (Dm).
Acattyma y. Yaginuma, 1957a: 52, f. 1a-d (m).
A. y. Yaginuma, 1960: 20, f. 13 (m).
A. y. Yaginuma, 1971: 20, f. 13 (m).
A. y. Coyle, 1971: 365, f. 142, 165, 183, 222-223, 260-261, 303 (m, Df).
A. y. Yaginuma, 1986a: 2, f. 2.2 (m).
A. y. Chikuni, 1989b: 18, f. 2 (m).

mf gertschi Coyle, 1968....................USA
A. g. Coyle, 1968: 176, f. 7-9, 15, 20-21, 30, 35-36, 41, 50-52, 58-60, 74-77, 90-94 (Dmf).

mf hadros Coyle, 1968....................USA
A. h. Coyle, 1968: 184, f. 4-6, 14, 18-19, 32, 37-38, 43, 46, 57, 71-73, 78-79, 87-89 (Dmf).

mf riversi O. P.-Cambridge, 1883 *....................USA
A. riversii O. P.-Cambridge, 1883: 354, pl. 36, f. 2 (Dm).
A. r. Simon, 1892a: 195, f. 138 (m).
A. r. Smith, 1908: 229, pl. 19, f. 2, pl. 20, f. 3-4 (Df).
A. r. Coyle, 1968: 165, f. 1-3, 10-13, 16-17, 31, 33-34, 39-40, 42, 44-45, 47-49, 53-56, 68-70, 80-86 (mf).
A. r. Gertsch & Platnick, 1979: 4, f. 7-8.