Cephalopoda - Ammonitida - Pachydiscidae
Full reference: D. L. Jones. 1963. Upper Cretaceous (Campanian and Maestrichtian) ammonites from southern Alaska. United States Geological Survey Professional Paper 432:1-53
Belongs to Anapachydiscus according to D. L. Jones 1963
Sister taxa: Menuites arrialoorensis, Menuites costatus, Menuites fresvillensis, Menuites gerardoi, Menuites menu, Menuites oralensis, Menuites portlocki, Menuites sanadai, Menuites soyaensis, Menuites wittekindi, Anapachydiscus fascicostatus, Anapachydiscus peninsularis, Anapachydiscus californicus, Anapachydiscus terminus
Type specimen: Its type locality is USGS Mesozoic 24217, Alfred Creek, which is in a Campanian marine siliciclastic in the Matanuska Formation of Alaska
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell diameter 91.0
Distribution:
• Cretaceous of United States (3: Alaska collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.