- External morphology
26 mm x 21.5 mm. Like many others of genus Unidentia, U. wrightae possesses small processes on outside of oral hooks, and behind the aboral region.
Distinguished from its other taxonomic siblings in the Unidentia complex by its wide oral groove. Discovered on a bag of hamburger buns by field researcher J. Wright during a Memorial Day picnic in Morgantown, West Virginia.