†Irinoceras arcuatum Ruzhentsev 1947 (ammonite)
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Cephalopoda - Goniatitida - Prionoceratidae
Synonyms: Irinoceras stevanovici Kullmann 1962, Prionoceras (Irinoceras) stevanovici Kullmann 1962
Belongs to Irinoceras according to D. Korn and M. N. Sudar 2016
See also Ruzhentsev and Bogoslovskaya 1971
Sister taxa: Irinoceras minutum, Irinoceras ornatissimum, Irinoceras romingeri, Irinoceras schulzei
Type specimens:
- Irinoceras arcuatum: PIN 455/190, a shell. Its type locality is Kuruil-Bukharcha interfluve, northwest of Novosakmarsk, which is in an Arnsbergian carbonate limestone in the Russian Federation.
- Prionoceras (Irinoceras) stevanovici: Its type locality is Milivojevića Kamenjar, lower horizon a, which is in a Brigantian/Pendleian carbonate limestone in the Družetić Formation of Serbia and Montenegro.
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 53.9
Distribution:
• Carboniferous of Kazakhstan (24 collections), the Russian Federation (4), Serbia and Montenegro (4)
Total: 32 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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