Genus Tomopteris Eschscholtz, 1825

Type species: Tomopteris oniscoformis Eschscholtz, 1825

Diagnosis. Prostomium with two horns, fused with peristomium and first segment. Pharynx unarmed. First segment is reduced in adults, 2 nd segment with pair of very long cirri supported by long acicula. Parapodia biramous with elongated trunk, short tapering rami, and different types of parapodial glands. Chaetae absent.