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 P.R. Hoover 1981

Sister taxa: 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 productelloides, Echinauris subhorrida, Echinauris subquadrata, Echinauris venustula, Echinauris zhexiensis

Type specimen: USNM 154773b, a shell (Articulated shell)

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): shell 7.92 x 7.93