Cyrtidula
Cyrtidula is a genus of lichen-forming fungi in the class Dothideomycetes. The relationship of this taxon to other taxa within the class is unknown.
Species
, Species Fungorum accept five species of Cyrtidula:Cyrtidula hippocastani Cyrtidula larigna Cyrtidula major Cyrtidula quercus- ''Cyrtidula subcembrina''