Traits taxon details
original description
Cooper, G. A.; Grant, R. E. (1976). Permian Brachiopods from West Texas, IV. <em>Smithsonian Contributions to Paleobiology.</em> 21: 1923-2607. [details]
basis of record
Alvarez, F.; Rong, Jia-Yu; Boucot, A. J. (1998). The Classification of Athyridid Brachiopods. <em>Journal of Paleontology.</em> 72(5): 827-855. [details] Available for editors 
additional 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: Williams et al (2002) Part H Brachiopoda (revised): Volume 4, Rhynchonelliformea (part). [details]
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