Cephalopoda - Ceratitida - Ceratitidae
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 Anagymnotoceras according to H. Bucher 1992
Sister taxa: Anagymnotoceras columbianum, Anagymnotoceras dulanense, Anagymnotoceras favretense, Anagymnotoceras ino, Anagymnotoceras spivaki, Anagymnotoceras tozeri, Anagymnotoceras varium, Anagymnotoceras wrighti
Type specimen: USNM 444108. Its type locality is McCoy Mine HB 212, New Pass Range, which is in a Bithynian offshore limestone/siltstone in the Favret Formation of Nevada.
Ecology: nektonic carnivore
Average measurements (in mm): shell diameter 37.4
Distribution:
• Triassic of United States (3: Nevada collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.