PaleoDB taxon number: 250917
Full reference: E. T. Tozer. 1994. Canadian Triassic Ammonoid Faunas. Geological Survey of Canada Bulletin 467:1-663
Sister taxon: Tropigymnites planorbis
Type specimen: GSC 28375. Its type locality is GSC 74724, Chischa River, which is in an Illyrian marine siliciclastic in the Toad Formation of Canada.
Ecology: nektonic carnivore
Average measurements (in mm): shell width 6.54, shell diameter 26.0