Strophomenata - Strophomenida - Rafinesquinidae
Alternative combinations: Leptaena alternata, Strophomena alternata
Full reference: T. A. Conrad. 1838. Report on the palaeontological department of the survey. New York Geological Survey, Annual Report 2:107-119
Belongs to Rafinesquina according to L. R. Cocks 2010
See also Cooper 1956, Dewing 1999, Hall 1847 and Salmon 1942
Sister taxa: Rafinesquina (Playfairia), Rafinesquina (Rafinesquina), Rafinesquina declivis, Rafinesquina delicata, Rafinesquina deltoidea, Rafinesquina gibbosa, Rafinesquina insidiosa, Rafinesquina jeffersonensis, Rafinesquina latisculptilis, Rafinesquina lignani, Rafinesquina mesicosta, Rafinesquina mucronata, Rafinesquina nasuta, Rafinesquina percensis, Rafinesquina planulata, Rafinesquina ponderosa, Rafinesquina pseudoloricata, Rafinesquina relicua, Rafinesquina stropheodontoides, Rafinesquina trentonensis, Rafinesquina ultrix, Rafinesquina urbicola
Subtaxa: Rafinesquina alternata alata Rafinesquina alternata intermedia Rafinesquina alternata plana Rafinesquina alternata platys
Ecology: stationary epifaunal suspension feeder
Distribution:
• Chazyan of Canada (3: Quebec collections), United States (23: New York)
• Ordovician of Canada (42: Manitoba, Ontario, Quebec), North Korea (1), United States (711: Georgia, Indiana, Kentucky, Maryland, Michigan, New York, Ohio, Pennsylvania, Pennsylvania and Virginia, Tennessee, Virginia)
Total: 780 collections including 782 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.