Basionym Name:Arthonia fuscescens Fée, Essai Crypt. Exot. (Paris): 56 (1825)
Homotypic synonyms:Ustalia fuscescens (Fée) Mont., Ann. Mag. nat. Hist., Ser. 3 16: 61 (1851)Xylastra fuscescens (Fée) A. Massal., Framm. Lichenogr.: 10 (1855)