Basionym Name:Acarospora arenosa Herre, Proc. Wash. Acad. Sci. 12(2): 128 (1910)
Homotypic synonyms:Biatorella arenosa (Herre) Zahlbr., Cat. Lich. Univers. 10: 412 (1939)Sarcogyne arenosa (Herre) K. Knudsen & S. Standl., in Knudsen, Opuscula Philolichenum 2: 36 (2005)