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Anagymnotoceras variabilis Bucher 1992 (ceratite)

Cephalopoda - Ammonoidea - Beyrichitidae

PaleoDB taxon number: 186080

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 width 12.8, shell diameter 37.4