Cephalopoda - Goniatitida - Dimorphoceratidae
Full reference: V. E. Ruzhentsev and M. F. Bogoslovskaya. 1971. Namurskiy etap v evolyutsii ammonoidey. Rannenamyurskie ammonoidei. Akademiya Nauk SSSR, Trudy Paleontologicheskogo Instituta 133:1-382
Belongs to Trizonoceras according to V. E. Ruzhentsev and M. F. Bogoslovskaya 1971
Sister taxa: Trizonoceras kathleenae, Trizonoceras leitrimense, Trizonoceras typicale
Type specimen: PIN 455/6813, a shell. Its type locality is Dombar Hills, sample 7, which is in a Pendleian carbonate limestone in Kazakhstan.
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 25.8
Distribution:
• Carboniferous of Kazakhstan (8 collections)
Total: 8 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.