Rhynchonellata - Athyridida - Athyrididae
Full reference: C. O. Dunbar and G. E. Condra. 1932. Brachiopoda of the Pennsylvanian System in Nebraska. Geological Survey of Nebraska Bulletin, Second Series 5:1-377
Belongs to Composita according to C. O. Dunbar and G. E. Condra 1932
See also Hoare 1961
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 emarginata, Composita enormis, 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 parasulcata, 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
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Permian of United States (1: Kansas collection)
• Carboniferous of United States (3: Kansas, Missouri, Wyoming)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.