Cephalopoda - Actinocerida - Ormoceratidae
Full reference: R. H. Flower. 1957. The Ordovician Development of the Actinoceratida, with notes on Actinoceroid Morphology and Ordovician Stratigraphy. State Bureau of Mines and Mineral Resources New Mexico Institute of Mining and Technology, Memoir 2:1-59
Parent taxon: Ormoceratidae according to H. Mutvei 2016
See also Crick 1981, Flower 1957 and Flower 1968
Sister taxa: Deiroceras, Metarmenoceras, Mstikhinoceras, Ormoceras, Orthonybyoceras, Parormoceras, Troedssonoceras
Subtaxa: Adamsoceras holmi Adamsoceras isabelae
Type: Adamsoceras isabelae
Ecology: nektobenthic carnivore
Distribution:
• Whiterockian of Canada (1: Newfoundland and Labrador collection), United States (2: Nevada)
• Hunderum of Sweden (1)
• Ordovician of Norway (1)
Total: 5 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.