Cephalopoda - Ammonitida - Perisphinctidae
Full reference: M. S. Mesezhnikov. 1984. Kimeridzhskiy i Volzhskiy Yarusy Severa SSSR 1-224
Belongs to Rasenia (Eurasenia) according to M. S. Mesezhnikov 1984
Sister taxa: Rasenia (Eurasenia) engeli, Rasenia (Eurasenia) frischlini, Rasenia (Eurasenia) gothica, Rasenia (Eurasenia) rolandi, Rasenia (Eurasenia) trimera, Rasenia (Eurasenia) triplicata
Type specimen: VNIGRI 1225/633, a shell. Its type locality is Lopsiya River, outcrop 42, bed 10, which is in a Kimmeridgian marine siliciclastic in the Russian Federation.
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 44.4
Distribution:
• Jurassic of the Russian Federation (5 collections)
Total: 5 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.