Prototrochus Belyaev & Mironov, 1982
Prototrochus zenkevitchi atlanticus (Belyaev & Mironov, 1978)
Prototrochus zenkevitchi rockallensis Gage & Billett, 1986
Prototrochus zenkevitchi zenkevitchi (Belyaev, 1970)
