Traits taxon details
original description
Weller, S. (1910). Internal characters of some Mississippian rhynchonelliform shells. <em>Bulletin of the Geological Society of America.</em> 21: 497-516. [details] 
basis of record
Cooper, G. A.; Grant, R. E. (1976). Permian Brachiopods from West Texas, IV. <em>Smithsonian Contributions to Paleobiology.</em> 21: 1923-2607. [details]
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