Rhynchonellata - Athyridida - Athyrididae
Full reference: G. A. Cooper and R. E. Grant. 1976. Permian Brachiopods from West Texas, IV. Smithsonian Contributions to Paleobiology 21:1923-2607
Belongs to Composita according to M. A. Torres-MartÃnez et al. 2019
See also Cooper and Grant 1976 and Wardlaw 1977
Sister taxa: Athyris (Composita) indosinensis, Athyris (Composita) semirostrata, Composita affinis, Composita apheles, Composita apsidata, Composita argentea, Composita bamberi, Composita biforma, Composita bucculenta, Composita costata, Composita cracens, Composita crassa, Composita depressa, Composita discina, Composita elongata, Composita emarginata, Composita enormis, Composita gigantea, Composita girtyi, Composita globosa, Composita grandis, Composita hapsida, Composita huagongensis, Composita idahoensis, Composita imbricata, Composita insulcata, Composita jogensis, Composita laevis, Composita lewisensis, Composita magnicarina, Composita mexicana, Composita minuscula, Composita mira, Composita misriensis, Composita nucella, Composita obesa, Composita ovata, Composita pikensis, Composita pilula, Composita plana, Composita prospera, Composita pyriformis, Composita quadrirotunda, Composita quantilla, Composita rotunda, Composita sigma, Composita stalagmium, Composita strongyle, Composita subcircularis, Composita subquadrata, Composita subtilita, Composita sulcata, Composita tareica, Composita tetralobata, Composita tobaensis, Composita trinuclea
Type specimen: USNM 154543e, a shell (Articulated shell)
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Permian of Mexico (2 collections), United States (35: Nevada, Texas, Utah)
Total: 37 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.