Cephalopoda - Ceratitida - Proptychitidae

Full reference: L. F. Spath. 1935. Additions to the Eo-Triassic invertebrate fauna of east Greenland. Meddelelser om Grønland 98(2):1-115

Belongs to Proptychites according to L. F. Spath 1935

Sister taxa: Proptychites aberrans, Proptychites alterammonoides, Proptychites ammonoides, Proptychites anomalus, Proptychites candidus, Proptychites discoides, Proptychites grandis, Proptychites haydeni, Proptychites intermedius, Proptychites khoorensis, Proptychites kummeli, Proptychites latifimbriatus, Proptychites lawrencianus, Proptychites magnumbilicatus, Proptychites mulleri, Proptychites newelli, Proptychites obliqueplicatus, Proptychites oldhamianus, Proptychites pagei, Proptychites plicatus, Proptychites rosenkrantzi, Proptychites subdiscoides, Proptychites subgrandis, Proptychites trilobatus, Proptychites undatus

Type specimen: Its type locality is Cape Stosch, Stensiö Plateau, locality 300, which is in a Griesbachian marine siliciclastic in the Wordie Creek Formation of Greenland

Ecology: nektonic carnivore

Average measurements (in mm): shell width 19.2, shell diameter 83.6