Cephalopoda - Ceratitida - Xenodiscidae

Alternative spelling: Ophiceras (Metophiceras)

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

Parent taxon: Xenodiscidae according to D. Korn 2006

Sister taxa: Aldanoceras, Arctotirolites, Glyptophiceras, Hanielites, Hypophiceras, Iranites, Kaibinoceras, Kelteroceras, Paraceltitoides, Penglaites, Phisonites, Shevyrevites, Sutchanites, Tompophiceras, Xenodiscus

Subtaxa: Metophiceras subdemissum, Ophiceras (Metophiceras) noenygaardi, Ophiceras (Metophiceras) praecursor

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Ecology: nektonic carnivore