Ptychites hamatus Tozer 1994 (ceratite)

Cephalopoda - Ceratitida - Ptychitidae

Full reference: E. T. Tozer. 1994. Canadian Triassic Ammonoid Faunas. Geological Survey of Canada Bulletin 467:1-663

Belongs to Ptychites according to E. T. Tozer 1994

Sister taxa: Ptychites besnosovi, Ptychites breunigi, Ptychites cognatus, Ptychites cultrata, Ptychites cylindroides, Ptychites densistriatus, Ptychites domatus, Ptychites dontianus, Ptychites durandii, Ptychites embreei, Ptychites eusomus, Ptychites evansi, Ptychites everesti, Ptychites evolvens, Ptychites gibbus, Ptychites globus, Ptychites gradinarui, Ptychites guloensis, Ptychites intermedius, Ptychites mahendra, Ptychites maximus, Ptychites miyagiensis, Ptychites nipponicus, Ptychites noricus, Ptychites oppeli, Ptychites opulentus, Ptychites posthumus, Ptychites progressus, Ptychites pseudoeuglyphus, Ptychites rectangulatus, Ptychites reductus, Ptychites rugifer, Ptychites sahadeva, Ptychites stachei, Ptychites stoliczkai, Ptychites sumitra, Ptychites tibetanus, Ptychites trochleaeformis, Ptychites uhligi, Ptychites vidura, Ptychites wrighti

Type specimen: GSC 28401. Its type locality is GSC 83875, northwest of Hook Lake, which is in an Illyrian marine horizon in the Sulphur Mountain Formation of Canada.

Ecology: nektonic carnivore

Average measurements (in mm): shell diameter 28.9

Distribution:

• Triassic of Canada (6: British Columbia collections)

Total: 6 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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