Alternative spelling: Stereopyroceras
Parent taxon: Proteoceratidae according to C. Teichert et al. 1964
See also Crick 1981, Flower 1955, Sepkoski 2002 and Sweet 1958
Sister taxa: Archigeisonoceras, Baykonuroceras, Clothoceras, Cyrtactinoceras, Ephippiorthoceras, Euorthoceras, Gangshanoceras, Gorbyoceras, Isorthoceras, Liulinoceras, Mesnaquaceras, Metephippiorthoceras, Monomuchites, Paraproteoceras, Proteoceras, Pseudeskimoceras, Pseudoliolinoceras, Tofangoceras, Transorthoceras, Treptoceras, Ulmioceras
Subtaxa: Stereospyroceras champlainense Stereospyroceras clintoni
Type: Stereospyroceras champlainense
Ecology: nektonic carnivore
Distribution:
• Marmor of United States (1: New York collection)
• Chazyan of United States (6: New York, Vermont)
• Ordovician of China (1), Norway (1)
Total: 9 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.