Strophomenata - Productida - Productellidae

Full reference: G. A. Cooper and R. E. Grant. 1975. Permian Brachiopods of West Texas, III. Smithsonian Contributions to Paleobiology 19:795-1921

Belongs to Echinauris according to G. A. Cooper and R. E. Grant 1975

Sister taxa: Echinauris bella, Echinauris boulei, Echinauris circularis, Echinauris crassa, Echinauris doulingensis, Echinauris huehuetenanguensis, Echinauris interrupta, Echinauris irregularis, Echinauris lappacea, Echinauris lateralis, Echinauris liumbona, Echinauris magna, Echinauris opuntia, Echinauris parva, Echinauris subhorrida, Echinauris subquadrata, Echinauris venustula, Echinauris zhexiensis

Type specimen: USNM 152719g, a shell (Articulated shell)

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): shell 11.7 x 12.0