Rhynchonellata - Orthida - Plaesiomyidae
Full reference: G. A. Cooper. 1956. Chazyan and related brachiopods. Smithsonian Miscellaneous Collections 127:1-1245
Parent taxon: Plaesiomyinae according to A. Williams et al. 2000
See also Sepkoski 2002
Sister taxa: Austinella, Campylorthis, Dinorthis, Madiorthis, Multicostella, Plaesiomys, Retrorsirostra, Valcourea
Subtaxa: Chaulistomella crassa Chaulistomella rectangulata
Ecology: stationary epifaunal suspension feeder
Distribution:
• Chazyan of Canada (7: Northwest Territories collections)
• Whiterockian of United States (2: Nevada)
• Ordovician of China (1), the Russian Federation (7), the United Kingdom (1), United States (4: Oklahoma, Tennessee)
Total: 22 collections including 26 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.