Full reference: R. C. Frey. 1980. Vanuxemia waynesvillensis, a new species of cyrtodontid pelecypod from the Upper Ordovician of southwest Ohio. Journal of Paleontology 54(4):740-744
Type specimen: USNM 250176, a shell. Its type locality is Roadcut along US 42, southwestern Ohio, Waynesville Formation, T. duseri shale, which is in an Ashgillian deep subtidal shelf claystone in the Waynesville Formation of Ohio.
Ecology: facultatively mobile semi-infaunal suspension feeder
Average measurements (in mm): shell 34.7 x 46.8