Cephalopoda - Ammonoidea

Belongs to Parasilesites according to R. W. Imlay 1960

Sister taxa: Parasilesites irregularis, Parasilesites laperousianus

Type specimen: Its type locality is Alaska, Kennicott Formation, USGS Mes. loc. 9492, which is in an Albian marginal marine sandstone in Alaska.

Ecology: fast-moving nektonic carnivore