• Amphicypellus elegans Ingold, 1944
• Chytridium brassicae Woronin, 1878 accepted as Olpidium brassicae (Woronin) P.A. Dang., 1886
• Chytridium coleochaetes Nowak., 1877
• Chytridium confervae (Wille) Minden
• Chytridium entosphaericum E. Cohn, 1865
• Chytridium euglenae A. Braun, 1865 accepted as Polyphagus euglenae (Bail) J. Schröt., 1877
• Chytridium globosum A. Braun, 1855 accepted as Rhizophydium globosum (A. Braun) J. Schröt., 1886
• Chytridium gregarium Nowak., 1876 accepted as Olpidium gregarium (Nowak.) J. Schröt., 1886
• Chytridium isthmiophilum Canter, 1960
• Chytridium lagenula A. Braun, 1855
• Chytridium luxurians Tomaschek, 1879 accepted as Olpidium luxurians (Tomaschek) A. Fisch.
• Chytridium mallomonadis Fott
• Chytridium megastomum Sparrow, 1933
• Chytridium minus Sande Lacoste & Suringar
• Chytridium parasiticum Willoughby, 1956
• Chytridium pollinis-pini A. Braun, 1855 accepted as Rhizophydium pollinis-pini (A. Braun) Zopf, 1887
• Chytridium polysiphoniae E. Cohn, 1865
• Chytridium rosea de Bary & Woronin, 1865 accepted as Rhizophlyctis rosea (de Bary & Woronin) A. Fisch., 1891
• Chytridium suburceolatum Willoughby, 1956
• Chytridium tumefaciens Magnus accepted as Eurychasmidium tumefaciens (Magnus) Sparrow, 1936
• Diplochytridium isthmiophilum (Canter) Karling, 1971 accepted as Chytridium isthmiophilum Canter, 1960
• Diplochytridium mallomonadis (Fott) Karling, 1971 accepted as Chytridium mallomonadis Fott
• Karlingiomyces asterocystis (Karling) Sparrow, 1960
• Karlingiomyces curvispinosus (Karling) Sparrow, 1960
• Karlingiomyces dubius (Karling) Sparrow, 1960
• Karlingiomyces granulatus (Karling) Sparrow, 1960
• Karlingiomyces lobatus (Karling) Sparrow, 1960
• Karlingiomyces marilandicus (Karling) Sparrow, 1960
• Loborhiza metzneri A.M. Hanson, 1944
• Phlyctochytrium acuminatum D.J.S. Barr, 1969
• Phlyctochytrium africanum A. Gaertn., 1954
• Phlyctochytrium arcticum D.J.S. Barr, 1970
• Phlyctochytrium aureliae Ajello, 1945
• Phlyctochytrium biporosum Couch, 1932 accepted as Rhizophydium biporosum (Couch) D.J.S. Barr, 1973
• Phlyctochytrium californicum D.J.S. Barr, 1969
• Phlyctochytrium cystoferum Willoughby, 1965 accepted as Polyphlyctis cystofera (Willoughby) A. Batko
• Phlyctochytrium dichotomum Umphlett, 1968 accepted as Kochiomyces dichotomus (Umphlett) D.J.S. Barr, 1980
• Phlyctochytrium irregulare W.J. Koch, 1957
• Phlyctochytrium palustre A. Gaertn., 1954
• Phlyctochytrium planicorne G.F. Atk., 1909
• Phlyctochytrium plurigibbosum D.J.S. Barr, 1969
• Phlyctochytrium punctatum W.J. Koch, 1957 accepted as Spizellomyces punctatus (W.J. Koch) D.J.S. Barr, 1980
• Phlyctochytrium reinboldtiae Persiel, 1959
• Phlyctochytrium semiglobiferum Uebelmesser, 1956
• Phlyctochytrium unispinum R.A. Paterson, 1956
• Polyphlyctis cystofera (Willoughby) A. Batko
• Polyphlyctis unispina (R.A. Paterson) Karling, 1968
• Pseudopileum unum Canter, 1963
• Rhizoclosmatium aurantiacum Sparrow, 1937
• Rhizoclosmatium globosum H.E. Petersen, 1909
• Rhizoclosmatium hyalinum Karling, 1968
• Rhizoclosmatium marinum Kobayasi & M. Ôkubo, 1954
• Rhopalophlyctis sarcoptoides Karling, 1945
• Septosperma multiforme Canter, 1963
• Septosperma rhizophydii Whiffen ex W.H. Blackw. & M.J. Powell, 1991
• Sporophlyctidium africanum Sparrow, 1933
• Sporophlyctidium neustonicum Sparrow, 1978
• Sporophlyctis chinensis Sparrow, 1960
• Sporophlyctis rostrata Serbinow, 1907