Species (13.556)
- Didymosphaeria oblitescens (Berk. & Broome) Fuckel 1871
- Didymosphaeria loliina Punith. 1979
- Didymosphaeria napelli Kirschst. 1935
- Didymosphaeria schroeteri Niessl 1875
- Dilophospora alopecuri (Fr. : Fr.) Fr. 1849
- Dimerella pineti (Ach.) V?zda 1975
- Diplocarpa bloxamii (Berk. ex W. Phillips) Seaver 1937
- Diplocarpa curreyana Massee 1895
- Diplocarpon fragariae (Lib.) Rossman 1924
- Diplocarpon mali Y. Harada & Sawamura 1974
- Diplocarpon saponariae (Ces.) Nannf. 1936
- Diplocladiella scalaroides G. Arnaud ex M.B. Ellis 1976
- Diplodia coryli Fuckel 1863
- Diplodia tiliae Fuckel 1867
- Diplodia rubi Fr. 1849
- Diplodia sarmentorum (Fr.) Fr. 1849
- Diplodina eurhododendri W. Voss 1887
- Diplodina amorphae Allesch. 1900
- Diplodina galii (Niessl) Sacc. 1884
- Diplonaevia davalliana B. Hein & Scheuer 1986
- Diplonaevia glacialis (Rehm) Sacc. 1889
- Diplonaevia immersa B. Hein & Scheuer 1986
- Diplonaevia luzulina (P. Karst.) B. Hein 1983
- Diplonaevia mollisioides (Sacc. & Briard.) B. Hein 1983
- Diplonaevia muelleri B. Hein & Scheuer 1986
- Diplonaevia septospora B. Hein & Scheuer 1986
- Diplonaevia paulula (Roberge ex Desm.) Scheuer 1991
- Diplonaevia trichophori (Petr.) B. Hein 1983
- Discinella badicolor Boud. 1888
- Discinella margarita W.D. Buckley 1920
- Dictyoporthe bipapillata (Tul. & C. Tul.) Jaklitsch & M.E. Barr 1997
- Didonia carpinacea Velen. 1947
- Didymella aptrootii K.D. Hyde & S.W. Wong 1999
- Didymella culmigena Sacc. 1878
- Didymella dentariae Rehm 1923
- Didymella equisetina (Syd.) Petr. 1931
- Didymella exitialis (Morini) E. Müll. 1952
- Didymella glacialis Rehm 1882
- Didymella eupyrena Sacc. 1880
- Didymella holosteae Syd. & P. Syd. 1924
- Didymella hepaticarum (Sacc.) E. Müll. 1962
- Didymella macrospora Corbaz 1957
- Didymella macrostoma (Mont.) Qian Chen & L. Cai 2015
- Didymella lycopersici Kleb. 1921
- Didymella inaequalis Corbaz 1957
- Didymella obscura Rehm 1910
- Didymella operosa (Desm.) Sacc. 1882
- Didymella obstruens Corbaz 1957
- Didymella prominula (Speg.) Piroz. & Morgan-Jones 1968
- Didymella pinodes (Berk. & A. Bloxam) Höhn. 1924
- Didymella trifolii (Fuckel) Sacc. 1882
- Didymella urticicola Aa & Boerema 1976
- Didymella proximella (P. Karst.) Sacc. 1882
- Didymella valeriana Corbaz 1957
- Didymella vincetoxici (De Not.) Sacc. 1882
- Didymella vodakii E. Müll. 1953
- Didymella vitalbina Petr. 1940
- Didymella winteriana (Sacc.) Petr. 1947
- Dictyochaeta simplex (S. Hughes & W.B. Kendr.) Hol.-Jech. 1984
- Didonia crataegi Velen. 1934
- Didonia carlinae Velen. 1934
- Didonia quercina Velen. 1934
- Didymascella thujina (E.J. Durand) Maire 1927
- Didymella alectorolophi Rehm 1923
- Didymella applanata (Niessl) Sacc. 1882
- Didymella asphodeli E. Müll. 1959
- Didymella bryoniae (Fuckel) Rehm 1881
- Didymella caricis Syd. 1921
- Didymella commanipula (Berk. & Broome) Sacc. 1882
- Didymella epilobii (Fuckel) Sacc. 1882
- Didymella exigua (Niessl) Sacc. 1880
- Didymella hellebori (Chaillet ex Fr.) Sacc. 1882
- Diplococcium spicatum Grove 1885
- Diplodia cydoniae Schulzer 1871
- Diplodia hellebori Brunaud 1887
- Diplodia ilicicola Desm. 1838
- Diplodia euphorbiae Brunaud 1882
- Diplodia juglandis (Fr.) Fr. 1848
- Diplodia ligustri Westend. 1864
- Diplodia lantanae Fuckel 1867
- Diplodia melaena Lév. 1846
- Diplodia rosarum Fr. 1849
- Diplodia mamillana Fr. 1849
- Diplodina acerina (Pass.) B. Sutton 1980
- Diplodina volubilis (Sacc. & Malbr.) Allesch. 1900
- Diplonaevia bresadolae (Rehm) B. Hein 1983
- Diplonaevia caricum (Auersw.) Sacc. 1889
- Diplonaevia emergens (P. Karst.) B. Hein 1983
- Diplonaevia circinata (Lib.) B. Hein 1983
- Diplonaevia exigua (Desm.) B. Hein 1983
- Diplonaevia perpusilla (Rehm) B. Hein 1983
- Diplonaevia seriata (Lib.) B. Hein 1983
- Dipodascus armillariae W. Gams 1983
- Discina geogenius (Rahm) Donadini 1985
- Discella acerina (Westend.) Arx 1963
- Discella carbonacea (Fr.) Berk. & Broome 1850
- Discinella boudieri (Quél.) Boud. 1885
- Discinella boudieri var. spadicea Boud. 1907