Cephalopoda Cuvier, 1797
Aptychopsis cretavens
Aptychopsis didayi
Aptychopsis laevis
Aptychopsis lamellosus Muenster
Aptychopsis latus Muenster
Aptychopsis lythensis
Aptychopsis remus
Aptychopsis sanguinolavius
Aptychopsis speciosus
Aptychopsis trigonellites
Aptychopsis victoriae Chapman, 1904
