Biplacunella Unnithan, 1971 (original description)
Bivaginuda Unnithan, 1971 (original description)
Bivulvostella Unnithan, 1971 (original description)
Bradyhaptorus Unnithan, 1971 accepted as Pauciconfibula Dillon & Hargis, 1965 (original description)
Bychowskicotyle Unnithan, 1971 accepted as Bychowskicotyla Unnithan, 1971 (original description)
Caenomicrocotyle Unnithan, 1971 accepted as Microcotyle van Beneden & Hesse, 1863 (original description)
Dinotaster Unnithan, 1971 (original description)
Diplostamenides Unnithan, 1971 (original description)
Diurix Unnithan, 1971 (original description)
Ishiella Unnithan, 1971 (original description)
Notaster Unnithan, 1971 (original description)
Nudimasculus Unnithan, 1971 † (original description)
Paradiurix Unnithan, 1971 (original description)
Polynemicola Unnithan, 1971 (original description)
Solostamenides Unnithan, 1971 (original description)