Cephalopoda - Ceratitida - Xenodiscidae
Full reference: A. A. Shevyrev. 1965. Ammonoidea, in The Development and Change of Marine Organisms at the Palaeozoic-Mesozoic Boundary. Akademiya Nauk SSSR, Trudy Paleontologicheskogo Instituta 108:166-182
Belongs to Phisonites according to D. Korn 2014
See also Leonova 2002, Shevyrev 1965 and Teichert and Kummel 1973
Sister taxa: none
Type specimen: PIN 1478/42. Its type locality is Dorasham 2, Phisonites beds, which is in a Changhsingian marine horizon in the Ali Bashi Formation of Azerbaijan.
Ecology: nektonic carnivore
Average measurements (in mm): shell diameter 78.0
Distribution:
• Permian of Armenia (1 collection), Azerbaijan (3), Iran (2)
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.