Cephalopoda - Nautilida - Trigonoceratidae

Full reference: V. E. Ruzhentsev and V. N. Shimanskiy. 1954. Nizhnepermskie Svernutye i Sognutye Nautiloidei Yuzhnogo Urala [Lower Permian coiled and bent nautiloids of the southern Urals]. Trudy Paleontologicheskogo Instituta 50:1-150

Belongs to Apogonoceras according to V. E. Ruzhentsev and V. N. Shimanskiy 1954

Sister taxa: none

Type specimen: PIN 442/196. Its type locality is Aktasty River, eastern limestone ridge, Aktastinian, Aktyubinsk Region, which is in an Artinskian marine limestone in Kazakstan.

Ecology: nektobenthic carnivore