| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Mothocya bohlkeorum Williams & Williams, 1982 |
Western Central Atlantic | ||
| Mothocya nana (Schioedte & Meinert, 1884) |
Western Atlantic | ||
| Mothocya xenobranchia Bruce, 1986 |
Western Central Atlantic |