See text Arthopyrenia is a genus of fungi in the family Trypetheliaceae.

[2] It was formerly classified in the eponymic family Arthopyreniaceae, but molecular phylogenetics studies showed that the type species, Arthopyrenia cerasi, was a member of the Trypetheliaceae.

[3] As of October 2023[update], Species Fungorum (in the Catalogue of Life) accepts 55 species of Arthopyrenia:[2]