Rhynchonellata - Pentamerida - Pentameridae
Full reference: T. W. Amsden, A. J. Boucot, and J. G. Johnson. 1967. Conchidium and Its Separation from the Subfamily Pentamerinae. Journal of Paleontology 41(4):861-867
Parent taxon: Pentameridae according to A. Williams et al. 2002
See also Bassett and Cocks 1974, Jin and Chatterton 1997 and Sepkoski 2002
Sister taxa: Bisulcata, Brooksina, Capelliniella, Eokirkidium, Eopentamerus, Harpidium, Jolvia, Lissocoelina, Nanukidium, Pentamerifera, Pentamerinae, Pentameroides, Pentameroidinae, Pentamerus, Rhipidium, Stenopentamerus, Twenhofelia
Subtaxa: Kirkidium (Bateridium) Kirkidium (Pinguaella) Kirkidium knighti Kirkidium sculptum
Type: Pentamerus knightii
Ecology: stationary epifaunal suspension feeder
Distribution:
• Niagaran of United States (1: Indiana collection)
• Silurian of Australia (2), Canada (17: Northwest Territories, Nunavut, Quebec, Québec, Yukon Territory), China (3), the Czech Republic (2), Lithuania (4), the Russian Federation (1), Sweden (7), Ukraine (1), the United Kingdom (4), United States (10: Alaska, California, Iowa, Nevada, Oklahoma, Wisconsin)
Total: 52 collections including 54 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.