In synonymy:
Coenothele Simon, 1909 = Mallos O. Pickard-Cambridge, 1902 (Chamberlin & Gertsch, 1958: 736)
Dictynina Banks, 1904 = Mallos O. Pickard-Cambridge, 1902 (Gertsch, 1946a: 5)
Dictynoides Chamberlin, 1919 = Mallos O. Pickard-Cambridge, 1902 (Gertsch & Davis, 1942: 17, by transfer of the type species)

type Mallos niveus O. Pickard-Cambridge, 1902; gender masculine

N.B.: considered a senior synonym of Dictynoides Chamberlin, 1919a: 244 [urn:lsid:nmbe.ch:spidergen:06176] (type D. arizonensis Chamberlin, 1919 = Mallos dugesi (Becker, 1886) by Gertsch & Davis, 1942: 17 (by transfer of the type species); considered a senior synonym of Dictynina Banks, 1904b: 342 [urn:lsid:nmbe.ch:spidergen:05516] (type D. pallida Banks, 1904)by Gertsch, 1946a: 5 and of Coenothele Simon, 1909a: 736 [urn:lsid:nmbe.ch:spidergen:05517] (type C. gregalis Simon, 1909) by Chamberlin & Gertsch, 1958: 37.

Transferred to other genera:
Mallos avarus (Banks, 1898) -- see Mexitlia
Mallos difficilis Kraus, 1960 -- see Anaxibia
Mallos ghigii (Caporiacco, 1938) -- see Mexitlia
Mallos grandis (O. Pickard-Cambridge, 1902) -- see Mexitlia
Mallos linsdalei (Chamberlin & Gertsch, 1958) -- see Nigma
Mallos trivittatus (Banks, 1901) -- see Mexitlia

In synonymy:
Mallos alpheus Chamberlin, 1948 = Mallos niveus O. Pickard-Cambridge, 1902 (Chamberlin & Gertsch, 1958: 41).
Mallos apanus Gertsch, 1946 = Mallos hesperius (Chamberlin, 1916) (Gertsch, in Roewer, 1955c: 1331).
Mallos arizonensis (Chamberlin, 1919) = Mallos dugesi (Becker, 1886) (Chamberlin & Gertsch, 1958: 38).
Mallos eutypus (Chamberlin & Gertsch, 1929) = Mallos pallidus (Banks, 1904) (Chamberlin & Gertsch, 1958: 42).
Mallos halli Chamberlin & Ivie, 1941 = Mallos pallidus (Banks, 1904) (Chamberlin & Gertsch, 1958: 42).
Mallos novempunctatus (Simon, 1892, T from Dictyna) = Mallos flavovittatus (Keyserling, 1881) (Lehtinen, 1967: 246).
Mallos uricus (Chamberlin, 1948, T from Emblyna) = Mallos niveus O. Pickard-Cambridge, 1902 (Chamberlin & Gertsch, 1958: 41).

Mallos blandus Chamberlin & Gertsch, 1958: 40, pl. 10, f. 7 (Df).
Mallos blandus Bond & Opell, 1997: 421, f. 12, 58-63 (f, Dm).

Mallos bryanti Gertsch, 1946a: 6, f. 2-3 (Dmf; N.B.: patronym for Owen Bryant).
Mallos bryanti Chamberlin & Gertsch, 1958: 40, pl. 8, f. 10-11 (mf).
Mallos bryanti Bond & Opell, 1997: 414, f. 2, 17, 41-46 (mf).

Mallos chamberlini Bond & Opell, 1997: 424, f. 67-68 (Df).

Dictyna dugesi Becker, 1886: 23 (Df).
Dictynoides arizonensis Chamberlin, 1919a: 244, pl. 16, f. 1 (Dmf) [urn:lsid:nmbe.ch:spidersp:062027].
Mallos arizonensis Gertsch & Davis, 1942: 17.
Mallos dugesi Chamberlin & Gertsch, 1958: 38, pl. 8, 1-4, 9 (mf, S of Mallos arizonensis).
Mallos dugesi Bond & Opell, 1997: 416, f. 1, 8, 14, 18, 47-53 (mf).
Mallos dugesi Crews et al., 2020: 912, f. 20B,D, S13E-F,H,J (mf).

Dictyna flavovittata Keyserling, 1881b: 571, pl. 16, f. 18 (Df).
Dictyna novempunctata Simon, 1893b: 433 (Df) [urn:lsid:nmbe.ch:spidersp:054596].
Mallos flavovittatus Lehtinen, 1967: 246 (T from Dictyna, S of Dictyna novempunctata).

Mallos gertschi Bond & Opell, 1997: 426, f. 16, 20, 69-74 (Dmf).

Coenothele gregalis Simon, 1909a: 736 (Dmf).
Coenothele gregalis Berland, 1913c: 27, f. 27-30 (mf).
Mallos gregalis Chamberlin & Gertsch, 1958: 38, pl. 9, f. 9, 14-15 (mf).
Mallos gregalis Bond & Opell, 1997: 413, f. 35-40 (mf).

Dictyna hesperia Chamberlin, 1916: 212, pl. 8, f. 8 (Df).
Mallos apanus Gertsch, 1946a: 8, f. 5-6 (Dmf) [urn:lsid:nmbe.ch:spidersp:062028].
Mallos hesperius Gertsch, in Roewer, 1955c: 1331 (S of Mallos apanus).
Mallos hesperius Bond & Opell, 1997: 411, f. 30-34 (mf).

Mallos kraussi Gertsch, 1946a: 6, f. 1 (Df).
Mallos kraussi Bond & Opell, 1997: 419, f. 54-57 (f, Dm).

Mallos macrolirus Bond & Opell, 1997: 423, f. 64-66 (Df).

Mallos margaretae Gertsch, 1946a: 8, f. 4 (Df).
Mallos margaretae Bond & Opell, 1997: 410, f. 27-29 (f).

Dictyna mians Chamberlin, 1919b: 4, pl. 3, f. 8 (Df).
Mallos mians Chamberlin & Gertsch, 1958: 44, pl. 9, f. 10-12 (f, Dm).
Mallos mians Bond & Opell, 1997: 432, f. 85-90 (mf).

Dictynina nigrescens Caporiacco, 1955: 289, f. 5 (Df).
Mallos nigrescens Brignoli, 1983c: 515.

Mallos niveus O. Pickard-Cambridge, 1902: 308, pl. 35, f. 1 (Dm).
Dictyna nivea F. O. Pickard-Cambridge, 1902a: 358, pl. 33, f. 20-21 (m, Df).
Mallos alpheus Chamberlin, 1948: 14, pl. 3, f. 31-32 (Dmf) [urn:lsid:nmbe.ch:spidersp:054593].
Emblyna urica Chamberlin, 1948: 13, pl. 6, f. 63 (Df) [urn:lsid:nmbe.ch:spidersp:054597].
Mallos niveus Chamberlin & Gertsch, 1958: 41, pl. 8, f. 5-8 (mf, S of Emblyna urica and Mallos alpheus).
Mallos niveus Bond & Opell, 1997: 428, f. 9, 15, 75-80 (mf).

Heterodictyna pallida Dahl, 1904: 118.
Dictynina pallida Banks, 1904b: 342, pl. 39, f. 22 (Df).
Dictyna eutypa Chamberlin & Gertsch, 1929: 101, pl. 1, f. 2 (Dm) [urn:lsid:nmbe.ch:spidersp:054594].
Dictynina eutypa Gertsch, 1936a: 14 (Df).
Mallos eutypus Gertsch & Mulaik, 1940: 327.
Mallos halli Chamberlin & Ivie, 1941b: 4, f. 1 (Df) [urn:lsid:nmbe.ch:spidersp:054595].
Mallos pallidus Gertsch, 1946a: 7, f. 8 (f, Dm).
Mallos eutypus Chamberlin, 1948: 14, pl. 3, f. 33 (mf).
Mallos pallidus Chamberlin & Gertsch, 1958: 42, pl. 9, f. 3-8, 13 (mf, S of Mallos eutypus and M. halli).
Mallos pallidus Bond & Opell, 1997: 430, f. 19, 81-84 (mf).

Mallos pearcei Chamberlin & Gertsch, 1958: 45, pl. 9, f. 1-2 (Dmf).
Mallos pearcei Bond & Opell, 1997: 435, f. 91-95 (mf).