Chondrichthyes - Ctenacanthiformes

Parent taxon: Ctenacanthoidea according to M. E. Williams 1998

Sister taxa: Anaclitacanthus, Arctacanthus, Asteroptychius, Bandringidae, Carinacanthus, Pyknotylacanthus, Rhombacanthus, Wodnika

Subtaxa: none

Type: Tamiobatis

Ecology: nektonic carnivore