†family Yorkoceratidae Flower 1968 (mollusk)
Cephalopoda - Endocerida - Yorkoceratidae
Parent taxon: Endocerida according to R. E. Crick 1981
Sister taxa: Baltoceras pusillum, Botryceratidae, Choreanoceroides, Cyrtendoceratidae, Endoceratidae, Eocameroceras, Hoyoceras, Pronajaceras, Proterocameroceratidae, Thylacoceratidae, Trinitoceras, Yehlioceras
Subtaxa: Sewardoceras Telleroceras Yorkoceras
Ecology: nektobenthic carnivore
Distribution: there are no occurrences of Yorkoceratidae in the database