Traits taxon details
original description
Copper, P. (1982). Early Silurian atrypoids from Manitoulin Island and Bruce Peninsula, Ontario. <em>Journal of Paleontology.</em> 56(3): 680-702. [details] Available for editors 
taxonomy source
Treatise on Invertebrate Paleontology. (1997-2007). Part H revised, Brachiopoda. <em>Geological Society of America, Boulder; and University of Kansas Press, Lawrence,.</em> vol. 1-6. note: Genus allocated to Subfamily Atrypinellinae by Williams et al. (2002) Part H Brachiopoda (revised): Volume 4, Rhynchonelliformea (part). [details]
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