Ceratomyxa Thélohan, 1892 (additional source)
Ceratomyxa abbreviata Davis, 1917 (additional source)
Ceratomyxa acadiensis Mavor, 1915 (additional source)
Ceratomyxa acanthuri Kpatcha, Diebakate, Faye & Toguebaye, 1996 (additional source)
Ceratomyxa acuta Shulman, 1966 (basis of record)
Ceratomyxa aggregata Davis, 1917 (additional source)
Ceratomyxa aglomerata Davis, 1917 accepted as Ceratomyxa agglomerata Davis, 1917 (basis of record)
Ceratomyxa allantoidea Gaevskaya & Kovaljova, 1984 (additional source)
Ceratomyxa americana Wierzbicka, 1987 (basis of record)
Ceratomyxa amorpha Davis, 1917 (additional source)
Ceratomyxa anguillae Tuzet & Ormieres, 1957 (additional source)
Ceratomyxa angusta Meglitsch, 1960 (additional source)
Ceratomyxa anoplopoma Moser, 1976 (basis of record)
Ceratomyxa antarctica Kovaleva, Rodjuk & Grudnev, 2002 (additional source)
Ceratomyxa appendiculata Thélohan, 1892 (additional source)
Ceratomyxa arcuata Thélohan, 1895 (additional source)
Ceratomyxa arripica Su & White, 1994 (additional source)
Ceratomyxa artedielli Polyanskii, 1955 (additional source)
Ceratomyxa aspera Aseeva, 2003 (additional source)
Ceratomyxa attenuata Davis, 1917 (additional source)
Ceratomyxa auerbachi Kabata, 1962 (additional source)
Ceratomyxa australis Gaevskaya & Kovaleva, 1979 (basis of record)
Ceratomyxa azonusi Aseeva, 2003 (additional source)
Ceratomyxa beloneae Lubat, Radujkovic, Marques & Bouix, 1989 (additional source)
Ceratomyxa buri Yokoyama & Fukuda, 2001 (additional source)
Ceratomyxa californica Jameson, 1929 (additional source)
Ceratomyxa caspia Dogiel, 1938 (additional source)
Ceratomyxa castigata Meglitsch, 1960 (additional source)
Ceratomyxa castigatoides Meglitsch, 1960 (additional source)
Ceratomyxa choleospora Landsberg, 1993 (basis of record)
Ceratomyxa chromis Lubat, Radujkovic, Marques & Bouix, 1989 (additional source)
Ceratomyxa constricta Meglitsch, 1960 accepted as Ceratomyxa centriscopsi Gunter & Adlard, 2010 (additional source)
Ceratomyxa coris Georgévitch, 1916 (additional source)
Ceratomyxa costata Aseeva, 2001 (additional source)
Ceratomyxa crassa Jameson, 1929 (additional source)
Ceratomyxa curvata Cunha & Fonseca, 1918 (basis of record)
Ceratomyxa daysciaenae Sarkar & Pramanik, 1994 (additional source)
Ceratomyxa declivis Meglitsch, 1960 (additional source)
Ceratomyxa diloba Dogiel, 1948 (additional source)
Ceratomyxa diplodae Lubat, Radujkovic, Marques & Bouix, 1989 (additional source)
Ceratomyxa dissostichi Brickle, Kalavati & MacKenzie, 2001 (additional source)
Ceratomyxa drepanopsettae Awerinzew, 1907 (additional source)
Ceratomyxa dubia Dunkerly, 1920 (additional source)
Ceratomyxa durusa Aseeva, 2003 (additional source)
Ceratomyxa elegans Jameson, 1929 (additional source)
Ceratomyxa ellipsoidea Kovaleva, Rodjuk & Grudney, 2002 (additional source)
Ceratomyxa ellongata Meglitsch, 1960 accepted as Ceratomyxa lepidopusi Gunter & Adlard, 2010 (basis of record)
Ceratomyxa elongata Meglitsch, 1960 accepted as Ceratomyxa lepidopusi Gunter & Adlard, 2010 (additional source)
Ceratomyxa etroplusi Rajendran & Janardanan, 1992 (basis of record)
Ceratomyxa faba Meglitsch, 1960 (additional source)
Ceratomyxa filiformis Dogiel, 1948 (additional source)
Ceratomyxa fisheri Jameson, 1929 (additional source)
Ceratomyxa fistulariae Kpatcha, Diebakate, Faye & Toguebaye, 1996 (additional source)
Ceratomyxa flagellifera Davis, 1917 (additional source)
Ceratomyxa flexa Meglitsch, 1960 (additional source)
Ceratomyxa fukuiensis Fujita, 1923 (additional source)
Ceratomyxa galeata Jameson, 1929 (additional source)
Ceratomyxa gemmaphora Meglitsch, 1960 (additional source)
Ceratomyxa gibba Meglitsch, 1960 (additional source)
Ceratomyxa globulifera Thélohan, 1895 (additional source)
Ceratomyxa gobioidesi Chakravarty, 1939 (additional source)
Ceratomyxa gracilis Jameson, 1929 (additional source)
Ceratomyxa hama Meglitsch, 1960 (additional source)
Ceratomyxa hilsae Chakravarty, 1939 (basis of record)
Ceratomyxa hokarari Meglitsch, 1960 (additional source)
Ceratomyxa hongtzensis Hsieh & Chen, 1984 (additional source)
Ceratomyxa hopkinsi Jameson, 1929 (additional source)
Ceratomyxa hungarica Molnár, 1992 (additional source)
Ceratomyxa inaequalis Doflein, 1898 (additional source)
Ceratomyxa inconstans Jameson, 1929 (additional source)
Ceratomyxa insolita Meglitsch, 1960 (additional source)
Ceratomyxa intexua Meglitsch, 1960 (additional source)
Ceratomyxa inversa Meglitsch, 1960 (additional source)
Ceratomyxa jamesoni Kudo, 1933 (additional source)
Ceratomyxa japonica Fujita, 1923 (additional source)
Ceratomyxa labracis Sitjá-Bobadilla & Alvarez-Pellitero, 1993 (additional source)
Ceratomyxa lagocephali Kpatcha, Diebakate, Faye & Toguebaye, 1996 (additional source)
Ceratomyxa lata Dunkerly, 1920 (additional source)
Ceratomyxa laxa Meglitsch, 1960 (additional source)
Ceratomyxa lianoides Aseeva, 2003 (additional source)
Ceratomyxa linospora Doflein, 1898 (additional source)
Ceratomyxa longispina Petruschewsky, 1932 (additional source)
Ceratomyxa lunata Davis, 1917 (additional source)
Ceratomyxa maenae Georgévitch, 1929 (additional source)
Ceratomyxa marine Aseeva, 1992 (additional source)
Ceratomyxa maxima Gaevskaya & Kovaljova, 1980 (additional source)
Ceratomyxa mesospora Davis, 1917 (additional source)
Ceratomyxa miajimae Fujita, 1923 accepted as Ceratomyxa majimai Fujita, 1923 (additional source)
Ceratomyxa minuta Meglitsch, 1960 (additional source)
Ceratomyxa moenei Meglitsch, 1960 (additional source)
Ceratomyxa monospora Davis, 1917 (additional source)
Ceratomyxa myoxocephala Aseeva, 2002 (additional source)
Ceratomyxa navicularia Davis, 1917 (additional source)
Ceratomyxa nitida Meglitsch, 1960 (additional source)
Ceratomyxa obesa Jameson, 1929 (additional source)
Ceratomyxa obovalis (Fantham, 1930) (additional source)
Ceratomyxa obtusa Shulman, 1966 (basis of record)
Ceratomyxa opisthocentri Dogiel, 1948 (additional source)
Ceratomyxa orthospora Kovaleva, Rodjuk & Grudney, 2002 (additional source)
Ceratomyxa pacifica Kovaljova & Gayevskaya, 1983 (additional source)