Traits taxon details
original description
Stehli, F. G. (1955). Notes on Permian rhynchonellids. <em>Journal of the Washington Academy of Sciences.</em> 45: 70-74. [details]
additional source
Cooper, G. A.; Grant, R. E. (1976). Permian Brachiopods from West Texas, IV. <em>Smithsonian Contributions to Paleobiology.</em> 21: 1923-2607. [details]
|