Genus Orchomenella Sars, 1890

Diagnosis.

Antenna 2 of male flagellum elongate. Antenna 2 peduncular article 3 short. Maxilla 2 inner plate narrow. Gnathopod 1 subchelate; carpus short (length less than 2 × width). Uropod 2 inner ramus without distinct dorsal notch. Telson cleft.