Cephalopoda - Ceratitida - Columbitidae
Alternative combination: Boreoceras planorbis
Full reference: A. S. Dagis and S. P. Ermakova. 1988. Boreal'nye Pozdneolenekskie Ammonoidei. Trudy Instituta Geologii i Geofiziki 714:1-135
Belongs to Rudolftruempyiceras according to J. Guex and K. Bylund 2010
See also Dagis et al. 1996 and Dagis and Ermakova 1988
Sister taxa: Rudolftruempyiceras apostolicum, Rudolftruempyiceras demokidovi
Type specimen: IGiG 766/21. Its type locality is Nuuchcha-Yurege Creek, euomphala zone, Olenek arm, Lena River delta, which is in a Spathian marine siliciclastic in the Russian Federation.
Ecology: nektonic carnivore
Average measurements (in mm): shell diameter 35.9
Distribution:
• Triassic of the Russian Federation (4 collections)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.