Basionym Name:Pyrenocollema chlorococcum Aptroot & van den Boom, Cryptog. Bryol.-Lichénol. 19(2-3): 194 (1998)
Homotypic synonyms:Collemopsidium chlorococcum (Aptroot & van den Boom) Coppins & Aptroot, Lichenologist 40(5): 368 (2008)