†Nikitinoceras (Russanovia) diptychum Keyserling 1846 (ammonite)
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Cephalopoda - Ammonitida - Polyptychitidae
Alternative combination: Ammonites diptychus
Belongs to Nikitinoceras (Russanovia) according to P. Alsen 2006
Sister taxa: Nikitinoceras (Russanovia) borealis, Nikitinoceras (Russanovia) euriptychoides, Nikitinoceras (Russanovia) syzranicum, Nikitinoceras (Russanovia) triptychiformis
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 35.2
Distribution:
• Cretaceous of Greenland (3 collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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