List of species and infraspecific taxa
- Species: Micarea ternaria (Nyl.) Vězda
- Remark:
- Fungus type: lichenized
- Treatment in Estonia: certain
- Species: Micarea tomentosa Czarnota & Coppins
- Remark:
- Fungus type: lichenized
- Treatment in Estonia: certain
- Species: Micarea turfosa (A. Massal.) Du Rietz
- Remark:
- Fungus type: lichenized
- Treatment in Estonia: certain extinct
- Species: Microcalicium ahlneri Tibell
- Remark:
- Fungus type: saprotrophic
- Treatment in Estonia: certain
- Species: Microcalicium arenarium (Hampe ex A. Massal.) Tibell
- Remark:
- Fungus type: lichenicolous
- Treatment in Estonia: certain
- Species: Microcalicium disseminatum (Ach.) Vain.
- Remark:
- Fungus type: lichenicolous
- Treatment in Estonia: certain
- Species: Milospium lacoizquetae Etayo & Diederich
- Remark:
- Fungus type: lichenicolous
- Treatment in Estonia: certain
- Species: Miriquidica deusta (Stenh.) Hertel & Rambold
- Remark:
- Fungus type: lichenized
- Treatment in Estonia: certain
- Species: Monodictys anaptychiae (Lindau) D. Hawksw.
- Remark:
- Fungus type: lichenicolous
- Treatment in Estonia: certain
- Species: Monodictys cellulosa S. Hughes
- Remark:
- Fungus type: lichenicolous
- Treatment in Estonia: certain
- Species: Monodictys epilepraria Kukwa & Diederich
- Remark:
- Fungus type: lichenicolous
- Treatment in Estonia: certain
- Species: Monodictys fuliginosa Etayo
- Remark:
- Fungus type: lichenicolous
- Treatment in Estonia: certain
- Species: Muellerella hospitans Stizenb.
- Remark:
- Fungus type: lichenicolous
- Treatment in Estonia: certain
- Species: Muellerella lichenicola (Sommerf.) D. Hawksw.
- Remark:
- Fungus type: lichenicolous
- Treatment in Estonia: certain
- Species: Muellerella polyspora Hepp ex Müll. Arg.
- Remark:
- Fungus type: lichenicolous
- Treatment in Estonia: certain
- Species: Muellerella pygmaea (Körb.) D. Hawksw.
- Remark:
- Fungus type: lichenicolous
- Treatment in Estonia: certain
- Species: Multiclavula mucida (Pers.) R.H. Petersen
- Remark:
- Fungus type: lichenized
- Treatment in Estonia: certain
- limane hariksamblik
- Species: Multiclavula vernalis (Schwein.) R.H. Petersen
- Remark:
- Fungus type: lichenized
- Treatment in Estonia: certain
- kevadine hariksamblik
- Species: Mycobilimbia berengeriana (A. Massal.) Hafellner & V. Wirth
- Remark:
- Fungus type: lichenized
- Treatment in Estonia: certain
- Species: Mycobilimbia carneoalbida (Müll. Arg.) S. Ekman & Printzen
- Remark:
- Fungus type: lichenized
- Treatment in Estonia: certain
- hele samblasamblik
- Species: Mycobilimbia epixanthoides (Nyl.) Vitik., Ahti, Kuusinen, Lommi & T. Ulvinen
- Remark:
- Fungus type: lichenized
- Treatment in Estonia: certain
- Species: Mycobilimbia hypnorum (Lib.) Kalb & Hafellner
- Remark: see: Bryobilimbia hypnorum
- Fungus type: lichenized
- Treatment in Estonia: synonym
- Species: Mycobilimbia lobulata (Sommerf.) Hafellner
- Remark: see: Bilimbia lobulata
- Fungus type: lichenized
- Treatment in Estonia: synonym
- Species: Mycobilimbia microcarpa (Th. Fr.) Lettau
- Remark: see: Bilimbia microcarpa
- Fungus type: lichenized
- Treatment in Estonia: synonym
- Species: Mycobilimbia pilularis (Körb.) Hafellner & Türk
- Remark:
- Fungus type: lichenized
- Treatment in Estonia: certain