Cephalopoda - Ceratitida - Arctoceratidae

Alternative combination: Proptychites walcotti

Full reference: A. Hyatt and J. P. Smith. 1905. The Triassic cephalopod genera of America. United States Geological Survey Professional Paper 40:1-394

Belongs to Discoproptychites according to L. D. Kiparisova 1956

See also Hyatt and Smith 1905

Sister taxa: Arctoceras blomstrandi, Arctoceras erebori, Arctoceras kiparisovae, Arctoceras meridionale, Arctoceras newberryi, Arctoceras oebergi, Arctoceras omoloiense, Arctoceras robinsoni, Arctoceras schalteggeri, Arctoceras septentrionale, Arctoceras strigatus, Arctoceras subhydaspis, Arctoceras tuberculatum, Proptychites (Discoproptychites) septentrionale

Type specimen: Its type locality is Union Wash, Meekoceras bed, Inyo Range, which is in a Smithian slope limestone in the Union Wash Formation of California

Distribution: found only at Union Wash, Meekoceras bed, Inyo Range

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Specimen images are retrieved through the ePANDDA API.