Cephalopoda - Ammonitida - Polyptychitidae
Alternative combination: Ammonites polyptychus
Synonyms: Dichotomites (Prodichotomites) tozeri Kemper and Jeletzky 1979, Olcostephanus expansus Bogoslovsky 1902, Olcostephanus lejanus Bogoslovsky 1902, Polyptychites acuticosta Koenen 1909, Polyptychites conglobatus Koenen 1909, Polyptychites kokeni Koenen 1909, Polyptychites laticosta Koenen 1902, Polyptychites marginatus Koenen 1909, Polyptychites praelatus Koenen 1902, Polyptychites pseudopolyptychoides Shulgina 1983, Polyptychites rinnei Koenen 1909, Polyptychites senilis Koenen 1909, Polyptychites sphaeroidalis Koenen 1909, Polyptychites spinulosus Koenen 1909, Polyptychites suessi Koenen 1909, Polyptychites tschekanovskii Pavlov 1914, Ringnesiceras (Ringnesiceras) pseudopolyptychum Kemper and Jeletzky 1979, Ringnesiceras (Ringnesiceras) tozeri Kemper and Jeletzky 1979
Belongs to Polyptychites (Polyptychites) according to P. Alsen 2006
See also Bogomolov 1989, Jeletzky and Kemper 1988 and Kemper and Jeletzky 1979
Sister taxa: Polyptychites (Polyptychites) ascendens, Polyptychites (Polyptychites) beani, Polyptychites (Polyptychites) conferticosta, Polyptychites (Polyptychites) keyserlingi, Polyptychites (Polyptychites) michalskii, Polyptychites (Polyptychites) plenus, Polyptychites (Polyptychites) ramulicosta, Polyptychites (Polyptychites) rawsoni, Polyptychites (Polyptychites) robertsi, Polyptychites (Polyptychites) tuberculatus
Distribution:
• Cretaceous of Canada (6: Northwest Territories collections), the Russian Federation (8), Svalbard and Jan Mayen (1)
Total: 15 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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