Basionym Name:Opegrapha crassilabra Mont. & Bosch, in Montagne, Syll. gen. sp. crypt. (Paris): 348 (1856)
Homotypic synonyms:Phaeographis crassilabra (Mont. & Bosch) Zahlbr., Annals Cryptog. Exot. 1(2): 122 (1928)Thecographa crassilabra (Mont. & Bosch) A. Massal., Atti Inst. Veneto Sci. lett., ed Arti, Sér. 3 5: 316 (1860)