Cephalopoda - Goniatitida - Prionoceratidae
Full reference: M. Gordon. 1964. Carboniferous Cephalopods of Arkansas. United States Geological Survey Professional Paper 460:1-322
Belongs to Imitoceras according to M. Gordon 1964
Sister taxa: Imitoceras dimidium, Imitoceras oxydentale, Imitoceras strictum, Prionoceras (Imitoceras) werriense
Type specimen: USNM 119465, a shell. Its type locality is USGS 14346, White River at Glenn Creek, which is in a Kinderhookian carbonate limestone in the Walls Ferry Formation of Arkansas.
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 18.2
Distribution:
• Carboniferous of United States (2: Arkansas collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.