Traits taxon details
original description
Stehli, F. G. (1954). Lower Leonardian Brachiopoda of the Sierra Diablo. <em>Bulletin of the American Museum of Natural History.</em> 105(3): 257-358. [details]
additional source
Cooper, G. A.; Grant, R. E. (1974). Permian Brachiopods of West Texas, II. <em>Smithsonian Contributions to Paleobiology.</em> 15: 233-793. [details]
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