Full reference: T. Brühwiler, H. Bucher, and N. Goudemand. 2010. Smithian (Early Triassic) ammonoids from Tulong, south Tibet. Geobios 43:403-431
Sister taxon: Urdyceras insolitus
Type specimen: PIMUZ 27644. Its type locality is Tulong TuB5, which is in a Smithian deep subtidal lime mudstone in the Tulong Formation of China.
Ecology: nektonic carnivore
Average measurements (in mm): shell width 8.67, shell diameter 29.0