Cephalopoda - Ammonitida - Beudanticeratidae
Alternative combinations: Proplacenticeras sutherlandbrowni, Rapidoplacenticeras sutherlandbrowni
Full reference: F. H. McLearn. 1972. Ammonoids of the lower Cretaceous sandstone member of the Haida Formation, Skidgate Inlet, Queen Charlotte Islands, western British Columbia. Geological Bulletin of Canada Bulletin 188:1-78
Belongs to Beudanticeras according to J. L. Latil et al. 2023
See also Alabushev 1995 and McLearn 1972
Sister taxa: Beudanticeras (Beudanticeras), Beudanticeras beudanti, Beudanticeras diabloense, Beudanticeras flindersi, Beudanticeras haydeni, Beudanticeras ingente, Beudanticeras mullerriedi, Beudanticeras robustum, Beudanticeras sphaerotum, Beudanticeras sutherlandi, Beudanticeras victoris
Type specimen: GSC 21227, a shell
Average measurements (in mm): shell diameter 39.8
Distribution:
• Cretaceous of Canada (2: British Columbia collections), the Russian Federation (2)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.