Cephalopoda - Ammonitida - Aulacostephanidae
Full reference: M. S. Mesezhnikov. 1984. Kimeridzhskiy i Volzhskiy Yarusy Severa SSSR 1-224
Belongs to Aulacostephanus (Aulacostephanoceras) according to M. S. Mesezhnikov 1984
Sister taxa: Aulacostephanus (Aulacostephanoceras) autissiodorensis, Aulacostephanus (Aulacostephanoceras) kirghisensis, Aulacostephanus (Aulacostephanoceras) pseudolinealis, Aulacostephanus (Aulacostephanoceras) undorae, Aulacostephanus (Aulacostephanoceras) volgensis
Type specimen: VNIGRI 1337/633, a shell. Its type locality is Lopsiya River, outcrop 41, bed 7, which is in a Kimmeridgian open shallow subtidal claystone in the Russian Federation.
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 78.0
Distribution:
• Jurassic of the Russian Federation (2 collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.