type Mopsus mormon Karsch, 1878; gender masculine

In synonymy:
Mopsus penicillatus (Keyserling, 1881) = Mopsus mormon Karsch, 1878 (Żabka, 1991c: 41).

Mopsus mormon Karsch, 1878d: 31 (Dm).
Ascyltus penicillatus Karsch, 1878d: 30 (Dmf) [urn:lsid:nmbe.ch:spidersp:058160].
Ascyltus penicillatus Keyserling, 1881a: 1319, pl. 112, f. 4-5 (mf).
Mopsus penicillatus Keyserling, 1883b: 1476.
Mopsus mormon Simon, 1903a: 687, f. 816-818 (m).
Mopsus mormon Chrysanthus, 1968: 63, f. 70-74 (mf).
Mopsus penicillatus Prószyński, 1984a: 3 (m).
Mopsus mormon Prószyński, 1984a: 167 (m).
Mopsus mormon Davies & Żabka, 1989: 250, pl. 51 (m, Df).
Mopsus mormon Żabka, 1991c: 41 (S of Mopsus penicillatus).
Mopsus mormon Żabka, 2000: 696, f. 2A-B (m).
Mopsus mormon Prószyński, 2017b: 22, f. 8H, 9E (mf).