Cephalopoda - Ceratitida - Ceratitidae
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 Eogymnotoceras according to C. Ji and H. Bucher 2018
See also Bucher 1988
Sister taxa: Eogymnotoceras beachi, Eogymnotoceras deleeni, Eogymnotoceras janvieri, Eogymnotoceras liardense, Eogymnotoceras transiens, Eogymnotoceras tuberculatum
Type specimen: USNM 427255, a shell. Its type locality is Favret Canyon HB 173, Augusta Mountains, which is in a Pelsonian marine limestone in the Favret Formation of Nevada.
Ecology: nektonic carnivore
Average measurements (in mm): shell diameter 49.6
Distribution:
• Triassic of Canada (1: British Columbia collection), United States (15: Nevada)
Total: 16 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.