†Aulacostephanus (Aulacostephanoceras) volgensis Vischniakoff 1875 (ammonite)
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Cephalopoda - Ammonitida - Aulacostephanidae
Alternative combination: Ammonites volgensis
Belongs to Aulacostephanus (Aulacostephanoceras) according to M. S. Mesezhnikov 1984
Sister taxa: Aulacostephanus (Aulacostephanoceras) autissiodorensis, Aulacostephanus (Aulacostephanoceras) kirghisensis, Aulacostephanus (Aulacostephanoceras) lopsiensis, Aulacostephanus (Aulacostephanoceras) pseudolinealis, Aulacostephanus (Aulacostephanoceras) undorae
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 49.3
Distribution:
• Jurassic of the Russian Federation (9 collections)
Total: 9 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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