Mycomicrothelia is a genus of lichen-forming fungi in the family Trypetheliaceae.
Species , Species Fungorum (in the Catalogue of Life) accept eight species of Mycomicrothelia: Mycomicrothelia atlantica Mycomicrothelia confusa Mycomicrothelia inaequalis Mycomicrothelia lojkae Mycomicrothelia macularis Mycomicrothelia melanospora Mycomicrothelia palmicola Mycomicrothelia wallrothii
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