Cephalopoda - Ceratitida - Xenodiscidae

Alternative combination: Ophiceras (Metophiceras) subdemissum

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 Metophiceras according to A. S. Dagis et al. 1996

Sister taxa: Ophiceras (Metophiceras) noenygaardi, Ophiceras (Metophiceras) praecursor

Average measurements (in mm): shell width 7.43, shell diameter 34.7