Synonymy:
Stictis atrocyanea Fr., Systema Mycologicum 2(1): 199 (1822)
Xylographa atrocyanea (Fr.) Fuckel [as 'atro-cyanea'], Jb. nassau. Ver. Naturk. 27-28: 48 (1873)
Propolidium atrocyaneum (Fr.) Rehm, Rabenh. Krypt.-Fl., Edn 2 (Leipzig) 1.3(lief. 30): 168 (1888) [1896]
Cryptodiscus atrocyaneus (Fr.) Sacc. [as 'atro-cyaneus'], Syll. Fung. (Abellini) 8: 670 (1889)

Patellaria proxima Berk. & Broome, Ann. Mag. nat. Hist., Ser. 3 7: 450 (1861)
Lecanidion proximum (Berk. & Broome) Sacc., Syll. Fung. (Abellini) 8: 796 (1889)

Odontotrema longius Nyl., in Leighton, Lich.-Fl. Great Brit. Irel. Chann. Isl.: 358 (1871)

Patellaria parvula Cooke, Handb. Brit. Fungi 2: 720 (1871)
Durella parvula (Cooke) Sacc., Syll. Fung. (Abellini) 8: 793 (1889)

Excipula ramicola Cooke & Massee, Grevillea 16(no. 77): 9 (1887)
Excipulina ramicola (Cooke & Massee) Grove, J. Bot., Lond. 54: 219 (1916)
Plasia ramicola (Cooke & Massee) Sherwood, Trans. Br. mycol. Soc. 77(1): 197 (1981)

Patellaria subtecta Cooke & W. Phillips, in Phillips, Man. Brit. Discomyc. (London): 365 (1887)
Lecanidion subtectum (Cooke & W. Phillips) Sacc., Syll. Fung. (Abellini) 8: 797 (1889)

Patellaria proxima var. pallens Höhn., in Strasser, Verh. zool.-bot. Ges. Wien 69: 367 (1919)

Position in classification:
Durella, Incertae sedis, Helotiales, Leotiomycetidae, Leotiomycetes, Ascomycota, Fungi

Note:
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