Species (13.556)
- Chaetomium depressum Wallr. 1833
- Chaetomium fusisporum G. Smith 1961
- Chaetomium funicola Cooke 1873
- Chaetomium elatum Kunze & J.C. Schmidt : Fr. 1818
- Chaetomium gangligerum L.M. Ames 1949
- Chaetomium hexagonosporum A. Carter & Malloch 1982
- Ciboria acicola Kirschst. 1907
- Cistella crassipila (Raitv.) Raitv. 1978
- Cistella dentata (Pers. : Fr.) Quél. 1886
- Cistella fugiens (W. Phillips ex Buckn.) Matheis 1977
- Chrysothallus auritae Velen. 1947
- Ciboria acerina Whetzel & N.F. Buchw. 1961
- Colpoma caesium Medardi 2004
- Colpoma styriacum Remler 1980
- Coniochaeta hansenii (Oudem.) Cain 1934
- Coniochaeta sordaria (Fr.) Petr. 1953
- Coniochaeta subcorticalis (Fuckel) Munk 1887
- Coniochaeta vagans (Carestia & De Not.) N. Lundq. 1981
- Coniochaeta tetraspora Cain 1961
- Coniothyrium atropae Naumov 1951
- Colpoma callunae Rehm 1912
- Colpoma crispum (Pers.) Sacc. 1891
- Colpoma degenerans (Kunze) De Not. 1847
- Colpoma juniperi (P. Karst.) Dennis 1958
- Colpoma ledi (Alb. & Schwein.) B. Erikss. 1970
- Colpoma quercinum (Pers.) Wallr. 1823
- Columnosphaeria fagi (H.J. Huds.) M.E. Barr 2001
- Conchatium collinum Svr?ek 1993
- Comoclathris pentamera (P. Karst.) S. Ahmad 1979
- Conchatium zenobiae (Velen.) Svr?ek 1985
- Conchatium durum (Velen.) Svr?ek 1979
- Coniochaeta leucoplaca (Berk. & Ravenel) Cain 1934
- Coniochaeta ligniaria (Grev.) Massee 1887
- Coniochaeta kellermanii (Ellis & Everh.) Munk 1953
- Coniochaeta malacotricha (Niessl) Traverso 1907
- Coniochaeta sanguinolenta (Wallr.) Checa, Barrasa & G. Moreno 1988
- Coniochaeta scatigena (Berk. & Broome) Cain 1934
- Coniothyrium concentricum (Desm.) Sacc. 1878
- Coniothyrium ilicis A.L. Sm. & Ramsb. 1917
- Coniochaeta discospora (Auersw.) Cain 1934
- Coniochaeta niesslii (Auersw.) Cooke 1887
- Coniochaeta saccardoi (Marchal) Cain 1934
- Coniochaeta pulveracea (Ehrh.) Munk 1948
- Coniochaeta sarothamni (J. Schröt.) Arx & E. Müll. 1954
- Coniochaeta xylariispora (Cooke & Ellis) Cooke 1887
- Coniochaeta velutina (Fuckel) Cooke 1887
- Conioscyphascus gracilis (Munk) Réblová & Seifert 2004
- Coniothyrina agaves (Durieu & Mont.) Petr. & Syd. 1927
- Coniothyrium jasmini (Thüm.) Sacc. 1884
- Coniothyrium saccardoanum (Speg.) Tassi 1902
- Curreya pityophila (J.C. Schmidt & Kunze) Arx & E. Müll. 1975
- Curvularia crepinii (Westend.) Boedijn 1933
- Cyanonectria buxi (Fuckel) Schroers, Gräfenhan & Seifert 2011
- Cyathicula alpina Raitv. & Faizova 1894
- Cyathicula complicata (P. Karst.) Dennis 1975
- Cyathicula confinis (P. Karst.) Dennis 1975
- Cyathicula coronata (Bull. ex Mérat) De Not. 1865
- Cyathicula culmicola (Desm.) De Not. 1864
- Cyathicula cyathoidea (Bull. ex Mérat) Thüm. 1874
- Cyathicula dispersella (P. Karst.) E. Müll. 1977
- Cyathicula dolosella (P. Karst.) Dennis 1956
- Cyathicula fraxinophila (Svr?ek) Baral 1993
- Cyathicula furva Graddon 1977
- Cyathicula megalospora (Rea) Dennis 1978
- Cyathicula melanospora (Rehm) M. Chlebická & A. Chlebicki 2007
- Cyathicula littoralis Graddon 1977
- Cyathicula nigrofusca (Rehm) Baral 2015
- Cyathicula pallida Velen. 1934
- Cyathicula spicarum (Rehm) E. Müll. 1977
- Cyathicula straminea (Berk. & Broome) E. Müll. 1977
- Cyathicula translucens Le Gal 1938
- Cryptadelphia groenendalensis (Sacc., E. Bommer & M. Rousseau) Réblová & Seifert
- Cryptocoryneum condensatum (Wallr.) E.W. Mason & S. Hughes 1953
- Cryptocline taxicola (Allesch.) Petr. 1925
- Cryptodiaporthe aubertii (Westend.) Wehm. 1933
- Cryptodiaporthe castanea (Tul.) Wehm. 1934
- Cryptodiaporthe galericulata (Tul. & C. Tul.) Wehm. 1933
- Cryptodiaporthe lirella (Moug. & Nestl.) M. Monod 1983
- Cryptodiscus albomarginatus Kirschst. 1907
- Cryptodiaporthe pyrrhocystis (Berk. & Broome) Wehm. 1933
- Cryptodiscus foveolaris (Rehm) Rehm 1888
- Cryptodiscus pini (Romell) Baloch, Gilenstam & Wedin 2009
- Cryptodiscus pallidus (Pers.) Corda 1838
- Cryptodiscus tabularum Kirschst. 1936
- Cryptodiscus stictis Rehm 1910
- Cryptomycina pteridis (Rebent.) Höhn. 1917
- Cryptomyces maximus (Fr.) Rehm 1888
- Cryptonectriella biparasitica (Höhn.) Weese 1919
- Cryptosphaeria eunomia var. fraxini (Richon) Rappaz 1987
- Cryptosphaeria ligniota (Fr.) Auersw. 1869
- Cryptosphaeria eunomia (Fr.) Fuckel 1870
- Cryptosphaeria subcutanea (Wahlenb.) Rappaz 1987
- Cryptosporella alnicola (Höhn.) L.C. Mejía & Castl. 2008
- Cryptosporella betulae (Tul. & C. Tul.) L.C. Mejía & Castl. 2008
- Cryptospora niesslii J. Kunze 1878
- Cryptosporella umbrina (Jenkins) Jenkins & Wehm. 1935
- Cryptosporella suffusa (Fr.) L.C. Mejia & Castl. 2008
- Cryptosporella compta (Tul. & C. Tul.) Sacc. 1877