Basionym Name:Lecidea rubidula Nyl., Flora, Regensburg 67: 214 (1884)
Homotypic synonyms:Agyrium rubidum (Nyl.) Th. Fr., Bot. Notiser(5): 111 (1865)Biatora rubidula (Nyl.) Walt. Watson, Census Catalogue of British Lichens: ix (1953)Biatorella rubidula (Nyl.) Zahlbr., Lich. Japon.: 45 (1928)