Traits taxon details
original description
Stainbrook, M. A. (1947). Brachiopoda of the Percha Shale of New Mexico and Arizona. <em>Journal of Paleontology.</em> 21(4): 297-328. [details] Available for editors 
additional source
Savage N. M.; Baxter, M. (1995). Late Devonian (Frasnian) Brachiopods from the Wadleigh Limestone, Southeastern Alaska. <em>Journal of Paleontology.</em> 69(6): 1029-1046., available online at https://www.jstor.org/stable/1306408 [details]
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