Cephalopoda - Ammonitida - Beudanticeratidae
Alternative combinations: Ammonites haydenii, Beudanticeras haydenii
Full reference: W. M. Gabb. 1864. Description of the Cretaceous fossils. Geological Survey of California Palaeontology 1:57-217
Belongs to Beudanticeras according to J. L. Latil et al. 2023
See also Anderson 1938, Anderson 1958, Gabb 1864 and Murphy and Rodda 1960
Sister taxa: Beudanticeras (Beudanticeras), Beudanticeras beudanti, Beudanticeras diabloense, Beudanticeras flindersi, Beudanticeras ingente, Beudanticeras mullerriedi, Beudanticeras robustum, Beudanticeras sphaerotum, Beudanticeras sutherlandbrowni, Beudanticeras sutherlandi, Beudanticeras victoris
Type specimen: UCMP 14973, a shell
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 88.3
Distribution:
• Cretaceous of United States (18: California collections)
Total: 18 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.