Basionym Name:Arthopyrenia platyseptata Zahlbr., Deutsch. Südpolar.-Expedit. 8: 31, tab. II, fig. 15-19 (1906)
Homotypic synonyms:Acrocordia platyseptata (Zahlbr.) C.W. Dodge, B.A.N.Z. Antarct. Res. Exped. Rep., Ser. B 7: 47 (1948)