†Constrigymnites robertsi Bucher 1992 (ceratite)
Click image to enlarge. Click to access iDigBio record.
Cephalopoda - Ceratitida - Gymnitidae
Full reference: H. Bucher. 1992. Ammonoids of the Shoshonensis Zone (Middle Anisian, Middle Triassic) from northwestern Nevada (USA). Jahrbuch der Geologischen Bundesanstalt 135:425-465
Belongs to Constrigymnites according to H. Bucher 1992
Sister taxa: none
Type specimen: USNM 448230. Its type locality is Favret Canyon HB 166, Augusta Mountains, which is in a Pelsonian marine horizon in the Favret Formation of Nevada.
Ecology: nektonic carnivore
Average measurements (in mm): shell diameter 61.8
Distribution:
• Triassic of United States (7: Nevada collections)
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.