Parent taxon: Ptychopariacea according to G. Geyer and J. S. Peel 2017
See also Caron and Jackson 2008, Jell and Adrain 2002, Palmer and Halley 1979, Sepkoski 2002 and Sundberg 1994
Sister taxa: Eokochaspis, Hadrocephalites, Kochina, Mexicella
Subtaxa: Elrathina antiqua Elrathina cordillerae Elrathina marginalis Elrathina offula Elrathina parallela Elrathina wheelera
Ecology: fast-moving epifaunal detritivore
Distribution:
• Cambrian of Canada (27: Alberta-British Columbia, Brithish Columbia, British Columbia, Northwest Territories collections), Mexico (2), United States (17: California-Nevada, Georgia, Idaho, Montana, Nevada, Pennsylvania, Utah)
• Amgan of United States (2: Utah)
• Solvan of Canada (5: Newfoundland and Labrador)
Total: 53 collections including 55 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.