Basionym Name:Omphalaria pyrenoides Nyl., Syn. meth. lich. (Parisiis) 1(1): 100 (1858)
Homotypic synonyms:Paulia pyrenoides (Nyl.) Henssen, in Henssen & Jørgensen, Lichenologist 22(2): 142 (1990)Thyrea pyrenoides (Nyl.) Fink, Lich. Fl. U.S.: 150 (1935)