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 subtililobatum, Anapachydiscus peninsularis, Anapachydiscus californicus, Anapachydiscus fascicostatus, 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.