Basionym Name:Parmeliella duplomarginata P. James & Henssen, in Henssen & James, Mycotaxon 11(1): 221 (1980)
Homotypic synonyms:Degelia duplomarginata (P. James & Henssen) Arv. & D.J. Galloway, Lichenologist 13(1): 39 (1981)