†Anagymnotoceras spivaki McLearn 1946 (ceratite)
Click image to enlarge. Click to access iDigBio record.
Cephalopoda - Ceratitida - Ceratitidae
Alternative combination: Hollandites spivaki
Belongs to Anagymnotoceras according to C. Ji and H. Bucher 2018
See also Bucher 1988, McLearn 1969 and Tozer 1994
Sister taxa: Anagymnotoceras columbianum, Anagymnotoceras dulanense, Anagymnotoceras favretense, Anagymnotoceras ino, Anagymnotoceras tozeri, Anagymnotoceras variabilis, Anagymnotoceras varium, Anagymnotoceras wrighti
Type specimen: GSC 9483, a shell
Ecology: nektonic carnivore
Average measurements (in mm): shell diameter 49.1
Distribution:
• Triassic of Canada (3: British Columbia collections), United States (4: Nevada)
Total: 7 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.