Basionym Name:Placodium murorum f. coprophilum Desm., Pl. Crypt. Nord France, Edn 2: no. 387 (1856)
Homotypic synonyms:Caloplaca coprophila (Desm.) Zahlbr., Cat. Lich. Univers. 7: 111 (1930)Lecanora coprophila (Desm.) Hue, Bull. Soc. linn. Normandie, sér. 6 7: 151 (1914)