Traits taxon details
original description
Hoover, P. R. (1991). Late Triassic cyrtinoid spiriferinacean brachiopods from western North America and their biostratigraphic and biogeographic implications. <em>Bulletins of American Paleontology.</em> 100(337): 63-109. [details]
basis of record
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. [details]
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