• Didymosphaeria Fuckel, 1870
• Didymosphaeria acerina Rehm accepted as Amphisphaeria millepunctata (Fuckel) Petr., 1923
• Didymosphaeria anaxaea Sacc., 1882
• Didymosphaeria anomala (Ellis & Everh.) Sacc., 1891 accepted as Didymolepta anomala (Ellis & Everh.) M.E. Barr, 1993
• Didymosphaeria applanata Niessl, 1875 accepted as Didymella applanata (Niessl) Sacc., 1882
• Didymosphaeria arachidicola (Khokhr.) Alcorn, Punith. & MacCarthy, 1976
• Didymosphaeria arenaria Mouton, 1889
• Didymosphaeria arenaria sensu auct. brit. accepted as Montagnula spartii (Castagne) Aptroot, 1995
• Didymosphaeria arxii Aa, 1989 accepted as Aaosphaeria arxii (Aa) Aptroot, 1995
• Didymosphaeria astragalina Petr., 1946
• Didymosphaeria banksiae Cooke accepted as Lineostroma banksiae (Cooke) H.J. Swart, 1988
• Didymosphaeria brunneola Niessl, 1875 accepted as Didymosphaeria futilis (Berk. & Broome) Rehm, 1879
• Didymosphaeria bryoniae (Auersw.) Niessl, 1875 accepted as Didymella bryoniae (Fuckel) Rehm, 1881
• Didymosphaeria celata (Curr.) Sacc., 1882
• Didymosphaeria celtidis Ellis & Everh. accepted as Dothidotthia celtidis (Ellis & Everh.) M.E. Barr, 1989
• Didymosphaeria cladii P. Larsen & Munk, 1952 accepted as Didymopleella cladii (P. Larsen & Munk) Munk, 1953
• Didymosphaeria cladophila Niessl accepted as Keissleriella cladophila (Niessl) Corbaz, 1957
• Didymosphaeria commanipula (Berk. & Broome) anon. ined. accepted as Didymella commanipula (Berk. & Broome) Sacc., 1882
• Didymosphaeria conoidea Niessl, 1875
• Didymosphaeria danica (Berlese) I.M. Wilson & Knoyle, 1961 accepted as Lautitia danica (Berlese) S. Schatz, 1984
• Didymosphaeria dannenbergii Stein accepted as Peridiothelia fuliguncta (Norman) D. Hawksw., 1985
• Didymosphaeria diplospora (Cooke) Rehm, 1879 accepted as Didymosphaeria oblitescens (Berk. & Broome) Sacc., 1871
• Didymosphaeria dochmia (Berk. & Broome) Sacc., 1882
• Didymosphaeria donacina (Niessl) Sacc., 1882 accepted as Munkovalsaria donacina (Niessl) Aptroot, 1995
• Didymosphaeria dryadis (Fuckel) Berl. & Voglino, 1886 accepted as Isothea rhytismoides Fr., 1849
• Didymosphaeria effusa Niessl accepted as Didymella bryoniae (Fuckel) Rehm, 1881
• Didymosphaeria empetri (Fr.) Sacc., 1882 accepted as Metasphaeria empetri (Fr.) Sacc., 1883
• Didymosphaeria enalia Kohlm., 1966 accepted as Verruculina enalia (Kohlm.) Kohlm. & Volkm.-Kohlm., 1990
• Didymosphaeria enormis Grove, 1930
• Didymosphaeria epicrassa (H. Olivier) Vouaux accepted as Clypeococcum epicrassum (H. Olivier) Hafellner & Nav.-Ros., 1994
• Didymosphaeria epidermidis (Fr.) Fuckel, 1870
• Didymosphaeria epipolytropa (Mudd) G. Winter accepted as Cercidospora epipolytropa Arnold, 1874
• Didymosphaeria exigua Niessl accepted as Didymella exigua (Niessl) Sacc., 1882
• Didymosphaeria fenestrans (Duby) G. Winter, 1885 accepted as Sydowiella fenestrans (Duby) Petr., 1923
• Didymosphaeria fucicola G.K. Sutherland, 1915 accepted as Didymella fucicola (G.K. Sutherl.) Kohlm., 1968
• Didymosphaeria fumosaria (Leight.) Sacc. & D. Sacc., 1905 accepted as Endococcus rugulosus (Borrer ex Leight.) Nyl., 1855
• Didymosphaeria futilis (Berk. & Broome) Rehm, 1879
• Didymosphaeria gelidarium (Mudd) A.L. Sm. accepted as Roselliniopsis gelidaria (Mudd) Matzer, 1993
• Didymosphaeria genistae Fuckel accepted as Arnaudiella genistae (Fuckel) E. Müll., 1959
• Didymosphaeria gyrophorarum (Arnold) Sacc. & D. Sacc., 1905 accepted as Stigmidium gyrophorarum (Arnold) D. Hawksw., 1975
• Didymosphaeria hysterioides (Ces.) Theiss. & Syd., 1915 accepted as Roussoella hysterioides (Ces.) Höhn., 1919
• Didymosphaeria igniaria C. Booth, 1968
• Didymosphaeria incarcerata (Desm.) Sacc. accepted as Cainia desmazieri C. Moreau & E. Müll., 1978
• Didymosphaeria jambolana T.S. Ramakr., Sriniv. & Sundaram, 1953 accepted as Deshpandiella jambolana (T.S. Ramakr., Sriniv. & Sundaram) Kamat & Ullasa, 1973
• Didymosphaeria japonica T. Hino & Katum., 1954 accepted as Roussoellopsis japonica (I. Hino & Katum.) I. Hino & Katum., 1965
• Didymosphaeria kalmiae (Peck) Malloch & Mallik, 1998 accepted as Phylleutypa kalmiae (Peck) M.E. Barr, 1990
• Didymosphaeria kerneri (Stein) Vouaux accepted as Polycoccum kerneri J. Steiner
• Didymosphaeria lignomaris Strongman & J.D. Mill., 1986
• Didymosphaeria lophospora Sacc. & Speg. accepted as Didymella lophospora (Sacc. & Speg.) Sacc., 1882
• Didymosphaeria maclurae Savul. & Sandu, 1940 accepted as Parapyrenis maclurae (Savul. & Sandu) Aptroot, 1995
• Didymosphaeria macrospora I. Hino & Katum., 1959 accepted as Roussoellopsis macrospora (I. Hino & Katum.) I. Hino & Katum., 1965
• Didymosphaeria maritima (P. Crouan & H. Crouan) Saccardo, 1882 accepted as Bicrouania maritima (P. Crouan & H. Crouan) Kohlm. & Volkm.-Kohlm., 1990
• Didymosphaeria massarioides Speg., 1898
• Didymosphaeria megalospora Vain., 1923 accepted as Megalotremis megalospora (Vain.) Aptroot, 1995
• Didymosphaeria melonis Pidopl. accepted as Didymella bryoniae (Fuckel) Rehm, 1881
• Didymosphaeria microsperma (Müll. Arg.) D. Hawksw. ined. accepted as Clypeopyrenis microsperma (Müll. Arg.) Aptroot, 1991
• Didymosphaeria microstictica (Leight.) G. Winter accepted as Polycoccum microsticticum (Leight.) Arnold, 1891
• Didymosphaeria micula sensu auct. brit. accepted as Mycomicrothelia confusa D. Hawksw., 1985
• Didymosphaeria minuta Niessl, 1875
• Didymosphaeria neottizans (Leight.) A.L. Sm., 1910 accepted as Pyrenidium actinellum Nyl., 1865
• Didymosphaeria oblitescens (Berk. & Broome) Sacc., 1871
• Didymosphaeria opulenta (De Not.) Sacc., 1882 accepted as Montagnula opulenta (De Not.) Aptroot, 1995
• Didymosphaeria opulenta (Th. Fr. & Almq.) Sacc. & D. Sacc., 1905 accepted as Montagnula opulenta (De Not.) Aptroot, 1995
• Didymosphaeria palustris (Berk. & Broome) Sacc., 1882 accepted as Ceriophora palustris (Berk. & Broome) Höhn., 1919
• Didymosphaeria parietinaria (Linds.) Sacc. & D. Sacc., 1905 accepted as Endococcus parietinarius (Linds.) Clauzade & Cl. Roux, 1976
• Didymosphaeria peltigerae Fuckel accepted as Polycoccum peltigerae (Fuckel) Vezda, 1969
• Didymosphaeria pelvetiana G.K. Sutherland, 1915 accepted as Didymella fucicola (G.K. Sutherl.) Kohlm., 1968
• Didymosphaeria physciicola (Nyl.) Sacc. & D. Sacc., 1905 accepted as Endococcus parietinarius (Linds.) Clauzade & Cl. Roux, 1976
• Didymosphaeria polytrichospora M.T. Lucas & Sousa da Câmara, 1953 accepted as Flagellosphaeria polytrichospora (M.T. Lucas & Sousa da Câmara) Aptroot, 1995
• Didymosphaeria populina Vuill., 1889 accepted as Venturia populina (Vuill.) Fabric., 1902
• Didymosphaeria proximella (P. Karst.) G. Winter, 1885 accepted as Didymella proximella (P. Karst.) Sacc., 1882
• Didymosphaeria pulposi Zopf, 1898 accepted as Didymellopsis pulposi (Zopf) Grube & Hafellner, 1990
• Didymosphaeria rhizophorae Kohlm. & E. Kohlm., 1967 accepted as Lineolata rhizophorae (Kohlm. & E. Kohlm.) Kohlm. & Volkm.-Kohlm., 1990
• Didymosphaeria rubicola Berl., 1886
• Didymosphaeria sadasivanii K.R.C. Reddy, 1962 accepted as Didymocrea sadasivanii (T.K.R. Reddy) Kowalski, 1965
• Didymosphaeria serrulata Ellis & G. Martin accepted as Roussoella serrulata (Ellis & G. Martin) K.D. Hyde & Aptroot, 1995
• Didymosphaeria spartii (Castagne) Fabre accepted as Montagnula spartii (Castagne) Aptroot, 1995
• Didymosphaeria spartinae Grove, 1933 accepted as Passeriniella obiones (P. Crouan & H. Crouan) K.D. Hyde & Mouzouras, 1988
• Didymosphaeria squamarioides (Mudd) Sacc. & D. Sacc., 1905 accepted as Polycoccum squamarioides (Mudd) Arnold, 1874
• Didymosphaeria stereocaulicola (Linds.) Sacc. & D. Sacc., 1905 accepted as Polycoccum trypethelioides (Th. Fr.) R. Sant., 1960
• Didymosphaeria superapplanata Sivan., 1977 accepted as Dothidotthia celtidis (Ellis & Everh.) M.E. Barr, 1989
• Didymosphaeria superflua Fuckel accepted as Mycosphaerella superflua (Auersw.) Petr., 1940
• Didymosphaeria syringae Fabre, 1878
• Didymosphaeria tecomatis Berk. & M.A. Curtis ex Cooke accepted as Parapyrenis tecomatis (Berk. & M.A. Curtis ex Cooke) Aptroot, 1995
• Didymosphaeria tenebrosa (Berk. & Broome) Sacc., 1882
• Didymosphaeria tosaensis I. Hino & Katum., 1955 accepted as Roussoellopsis tosaensis (I. Hino & Katum.) I. Hino & Katum., 1965
• Didymosphaeria trivialis (Berk. & Broome) Sacc., 1882 accepted as Lojkania decorticata (Cooke & Harkn.) M.E. Barr, 1984
• Didymosphaeria vexans (Sacc.) G. Winter, 1885 accepted as Leiosphaerella vexata (Sacc.) E. Müll., 1962
• Didymosphaeria wallrothii (Hepp) Rehm accepted as Mycomicrothelia wallrothii (Hepp) D. Hawksw., 1980
• Didymosphaeria winteri Niessl, 1875
• Didymosphaeriaceae Munk, 1953