Asterostomella Speg., Anal. Soc. cient. argent. 22(4): 198 (1886).
MycoBank number: MB 7271; Index Fungorum number: IF 7271; Facesoffungi number: FoF 06730; 87 morphological species (Species Fungorum 2020), 1 species with molecular data.
Type species: Asterostomella paraguayensis Speg., Anal.Soc. cient. argent. 22(4): 198 (1886).
Notes: Asterostomella is a coelomycetous genus characterised by brown, ovoid, aseptate pycnidia, sometimes with a non-pigmented band in the middle. The genus is considered as a member of Asterinaceae based on its scutellate conidiomata with stellate dehiscence, which is similar to Asterina.