Rhynchonellata - Athyridida - Athyrididae
Belongs to Composita according to Carter 1968
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 parasulcata, 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: Its type locality is Burlington Limestone, White Chert Beds, which is in a Tournaisian deep subtidal limestone/chert in the Burlington Formation of Missouri
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Carboniferous of United States (2: California, Missouri collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.