Cephalopoda - Ceratitida - Hedenstroemiidae
Full reference: Y. D. Zakharov and N. Moussavi Abnavi. 2013. The ammonoid recovery after the end−Permian mass extinction: Evidence from the Iran−Transcaucasia area, Siberia, Primorye, and Kazakhstan. Acta Palaeontologica Polonica 58:127-147
Belongs to Mesohedenstroemia according to Y. D. Zakharov and N. Moussavi Abnavi 2013
Sister taxa: Mesohedenstroemia bosphorensis, Mesohedenstroemia kwangsiana, Mesohedenstroemia planata
Type specimen: DVGI 3/851. Its type locality is Artyom SMID quarry, southern Primorye, which is in a Smithian carbonate marl in the Zhitkov Formation of the Russian Federation.
Ecology: nektonic carnivore
Average measurements (in mm): shell diameter 47.0
Distribution:
• Triassic 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.