Cephalopoda - Ammonitida - Acanthoceratidae
Full reference: W. A. Cobban. 1988. Tarrantoceras Stephenson and related ammonoid genera from Cenomanian (Upper Cretaceous) rocks in Texas and the western interior of the United States. United States Geological Survey Professional Paper 1473:1-30
Belongs to Eucalycoceras according to W. A. Cobban 1988
Sister taxa: Eucalycoceras (Proeucalycoceras), Eucalycoceras barcusi, Eucalycoceras collignoni, Eucalycoceras denizoti, Eucalycoceras diabloense, Eucalycoceras gothicum, Eucalycoceras jeanneti, Eucalycoceras pentagonum, Eucalycoceras pervinquierei, Eucalycoceras shastense
Type specimen: USNM 400782, a shell. Its type locality is USGS 20314. Woodbine 164, which is in a Cenomanian marine shale in the Woodbine Formation of Texas.
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of United States (7: New Mexico, Wyoming collections)
Total: 7 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.