Rhynchonellata - Orthida - Plectorthidae
Synonym: Evenkinorthis
Full reference: E. O. Ulrich and G. A. Cooper. 1936. New Genera and Species of Ozarkian and Canadian Brachiopods. Journal of Paleontology 10(7):616-631
Parent taxon: Plectorthidae according to A. Williams et al. 2007
See also Sepkoski 2002, Ulrich and Cooper 1936 and Williams et al. 2000
Sister taxa: Apollonorthis, Ashinaorthis, Atlantida, Corineorthis, Desmorthis, Doleroides, Hebertella, Irhirea, Lipanorthis, Mimella, Oligorthis, Orthostrophiinae, Paterorthis, Platystrophiinae, Platystrophinae, Plectorthinae, Plectorthis, Pseudomimella, Schizophorella, Severginella
Subtaxa: Nanorthis carinata Nanorthis hamburgensis Nanorthis purmamarcaensis Nanorthis putilla
Ecology: stationary epifaunal suspension feeder
Distribution:
• Arenig of Argentina (5 collections), China (8), the Russian Federation (2), Sweden (5), United States (3: Montana, North Dakota)
• Ordovician of Argentina (2), Australia (6), Canada (1: British Columbia), China (1), the Russian Federation (9), Sweden (5), United States (28: Idaho, Montana, Nevada, North Dakota, Utah)
• Tremadoc of Argentina (8), Bolivia (1), China (7), Colombia (1), the Czech Republic (2), the Russian Federation (8), Sweden (2), United States (2: Utah)
• Skullrockian of Canada (1: British Columbia)
• Ibexian of Canada (1: Alberta), United States (2: Nevada)
• Cambrian to Ordovician of the Russian Federation (1)
• Cambrian of Canada (2: Alberta, Newfoundland and Labrador)
Total: 113 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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