Cephalopoda - Ammonoidea - Megaphyllitidae
PaleoDB taxon number: 186064
Full reference: H. Bucher. 1992. Ammonoids of the Hyatti Zone and the Anisian transgression in the Star Peak Group, Northwestern Nevada, USA. Palaeontographica Abteilung A 233:137-166
Belongs to Megaphyllites according to H. Bucher 1992
Sister taxa: Megaphyllites applanatus, Megaphyllites chiosensis, Megaphyllites compressus, Megaphyllites evolutus, Megaphyllites gebzensis, Megaphyllites humilis, Megaphyllites insectus, Megaphyllites jarbas, Megaphyllites johannisboehmi, Megaphyllites obolus, Megaphyllites procerus, Megaphyllites prometheus, Megaphyllites transiens
Type specimen: USNM 444124. Its type locality is Wildhorse Mine HB 124, which is in a Bithynian offshore shelf limestone/siltstone in Nevada.
Ecology: nektonic carnivore
Average measurements (in mm): shell width 8.20, shell diameter 17.0