†family Thylacoceratidae Teichert and Glenister 1954 (mollusk)
Cephalopoda - Endocerida - Thylacoceratidae
Parent taxon: Endocerida according to R. E. Crick 1981
See also Teichert et al. 1964
Sister taxa: Baltoceras pusillum, Botryceratidae, Choreanoceroides, Cyrtendoceratidae, Endoceratidae, Eocameroceras, Hoyoceras, Narthecoceratidae, Pronajaceras, Proterocameroceratidae, Trinitoceras, Winstonoceras, Yehlioceras, Yorkoceratidae
Subtaxa: Talassoceras Thylacoceras
Ecology: nektobenthic carnivore
Distribution: