Cephalopoda - Ammonitida - Stephanoceratidae
Full reference: N. V. Besnosov. 1993. Taxonomic names. Pozdnebayosskie i Batskie Ammonitidy Severnogo Kavkaza i Sredney Azii 1-347
Belongs to Parkinsonia according to V. V. Mitta 2023
See also Besnosov 1993
Sister taxa: Parkinsonia (Durotrigensia), Parkinsonia (Gonolkites), Parkinsonia (Parkinsonia), Parkinsonia balakhanensis, Parkinsonia compressa, Parkinsonia densicosta, Parkinsonia depressa, Parkinsonia doneziana, Parkinsonia dorni, Parkinsonia eimensis, Parkinsonia friedericiaugusti, Parkinsonia nitaensis, Parkinsonia pachypleura, Parkinsonia parkinsoni, Parkinsonia perplanulata, Parkinsonia planulata, Parkinsonia pseudoparkinsoni, Parkinsonia radiata, Parkinsonia rarecostata, Parkinsonia subarietis, Parkinsonia toulai, Parkinsonia wetzeli, Parkinsonia zatwornitzkii
Type specimen: VNIGRI 115/4001, a shell. Its type locality is Akhvakhshtab, Dagestan (middle middle Tsudakhar Fm), which is in a Parkinsoni marine horizon in the Tsudakhar Formation of the Russian Federation.
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 73.7
Distribution:
• Jurassic of the Russian Federation (6 collections)
Total: 6 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.