Chondrichthyes - Cochliodontiformes - Cochliodontidae
Parent taxon: Cochliodontiformes according to J. S. Nelson 2006
See also Goto and Okura 2004, Hay 1902, Jordan 1963, Woodward 1889 and Zangerl 1981
Sister taxa: Psephodontidae, Solenodus
Subtaxa: Aspidodus Chitonodus Cochliodus Cranodus Cyrtonodus Deltodopsis Deltodus Dichelodus Diplacodus Erismacanthus Helodopsis Icanodus Orthopleurodus Oxytomodus Paecilodus Periplectrodus Platyodus Pleurodus Pleuroplax Poecilodus Rhamphodus Sandalodus Stenopterodus Streblodus Taeniodus Trigonodus Vaticinodus Venustodus Xystrodus
Type: Cochliodus
Ecology: nektonic carnivore
Distribution:
• Permian of Japan (1 collection), Oman (5), Pakistan (5), Thailand (1), United States (4: Kansas, New Mexico, Wyoming)
• Atokan of United States (1: Arizona)
• Pennsylvanian of the United Kingdom (5)
• Osagean of United States (3: Indiana, Iowa)
• Mississippian of the United Kingdom (4)
• Carboniferous of Belgium (1), Japan (1), the Russian Federation (2), the United Kingdom (9), United States (12: Arizona, Iowa, Kansas, Nebraska, Ohio, Pennsylvania)
Total: 54 collections including 86 occurrences