Cephalopoda - Ceratitida - Proarcestidae
Full reference: H. Bucher. 1988. A new Middle Anisian (Middle Triassic) ammonoid zone from northwestern Nevada. Eclogae Geologicae Helvetiae 81(3):723-762
Belongs to Nevadisculites according to H. Bucher 1988
Sister taxa: Nevadisculites depressus, Nevadisculites minutus, Nevadisculites smithi
Type specimen: USNM 427267, a shell. Its type locality is Favret Canyon HB 175, Augusta Mountains, which is in a Pelsonian marine limestone in the Favret Formation of Nevada.
Ecology: nektonic carnivore
Average measurements (in mm): shell diameter 43.0
Distribution:
• Triassic of United States (24: Nevada collections)
Total: 24 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.