Cephalopoda - Ceratitida - Proptychitidae
Parent taxon: Proptychitidae according to E. T. Tozer 1994
See also Brayard et al. 2009, Kummel 1969, Sepkoski 2002 and Tozer 1981
Sister taxa: Bukkenites, Clypeoceras, Clypeoceratoides, Dunedinites, Eoptychites, Evenites, Guodunites, Gyrophiceras hubeiense, Gyrophiceras orientale, Heibergites, Hubeitoceras, Jieshaniceras, Koninckitoides, Koninickites, Kummelia, Leyeceras, Monneticeras, Nanningites, Pachyproptychites, Paraspidites, Pleurogyronites, Prionolobus, Proptychites, Proptychitinae, Proptychitoides, Pseudaspidites, Pseudoproptychites, Roopnarinites, Tompoproptychites, Tulongites, Ussuriceras, Wailiceras, Xiaoqiaoceras
Subtaxa: Arctomeekoceras obtusum Arctomeekoceras popovi Arctomeekoceras rotundatum Arctomeekoceras tardum
Ecology: nektonic carnivore
Distribution:
• Triassic of Canada (3: Nunavut collections), the Russian Federation (9), Svalbard and Jan Mayen (1), United States (5: Idaho)
Total: 18 collections including 20 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.