Basionym Name:Amphiloma pusillum var. umbraticum Jatta, Lich. Ital. Merid.: 129 (1889)
Homotypic synonyms:Caloplaca pusilla f. umbratica (Jatta) Jatta, Syll. Lich. Ital. (Trano): 239 (1900)Caloplaca tegularis var. umbratica (Jatta) Zahlbr., Cat. Lich. Univers. 7: 271 (1931)Placodium tegulare var. umbricatum (Jatta) H. Olivier, Mém. Soc. natn. Sci. nat. Cherbourg 37: 91 (1909)