Ceratium furca var. eugrammum (Ehrenberg) J.Schiller, 1937 accepted as Tripos eugrammus (Ehrenberg) F.Gómez, 2013 (additional source)
Ceratium fusus (Ehrenberg) Dujardin, 1841 accepted as Tripos fusus (Ehrenberg) F.Gómez, 2013 (additional source)
Ceratium massiliense (Gourret) Karsten, 1906 accepted as Tripos massiliensis (Gourret) F.Gómez, 2013 (additional source)
Ceratium pulchellum Schröder, 1906 accepted as Tripos pulchellus (Schröder) F.Gómez, 2013 (additional source)
Ceratium trichoceros (Ehrenberg) Kofoid, 1881 accepted as Tripos trichoceros (Ehrenberg) Gómez, 2013 (additional source)
Ceratium tripos f. atlantica Ostenfeld, 1903 accepted as Ceratium tripos var. atlanticum (Ostenfeld) Paulsen, 1908 (additional source)
Ceratium tripos f. subsalsum Ostenfeld, 1903 accepted as Tripos subsalsus (Ostenfeld) F.Gómez, 2013 (additional source)
Congruentidium T.H.Abé, 1927 accepted as Protoperidinium Bergh, 1881 (original description)
Congruentidium compressum T.H.Abé, 1927 accepted as Protoperidinium compressum (Abé) Balech, 1974 (original description)
Dinophysis intermedia Pavillard, 1916 accepted as Dinophysis fortii Pavillard, 1924 (additional source)
Dinophysis rotundata Claparède & Lachmann, 1859 accepted as Phalacroma rotundatum (Claparéde & Lachmann) Kofoid & J.R.Michener, 1911 (additional source)
Diplopsalis lenticula Bergh, 1882 (additional source)
Gonyaulax polyedra F.Stein, 1883 accepted as Lingulaulax polyedra (F.Stein) M.J.Head, K.N.Mertens & R.A.Fensome 2024 (additional source)
Gonyaulax polygramma F.Stein, 1883 (additional source)
Gonyaulax spinifera (Claparède & Lachmann) Diesing, 1866 (additional source)
Gonyaulax turbynei Murray & Whitting, 1899 (additional source)
Peridinium achromaticum Levander, 1902 accepted as Protoperidinium achromaticum (Levander) Balech, 1974 (additional source)
Peridinium adriaticum H.Broch, 1910 (additional source)
Peridinium biconicum T.H.Abé, 1927 (original description)
Peridinium conicum (Gran) Ostenfeld & Schmidt, 1902 accepted as Protoperidinium conicum (Gran) Balech, 1974 (additional source)
Peridinium conicum f. asamushi Abé, 1927 (original description)
Peridinium crassipes Kofoid, 1907 accepted as Protoperidinium crassipes (Kofoid, 1907) Balech, 1974 (additional source)
Peridinium hirobis Abé, 1927 accepted as Protoperidinium hirobis (T.H.Abé) Balech, 1974 (original description)
Peridinium koma T.H.Abé, 1927 (original description)
Peridinium levanderi Abé, 1927 (original description)
Peridinium munobis Abé, 1927 accepted as Protoperidinium munobis (Abé, 1927) Balech, 1974 (original description)
Peridinium nipponicum T.H.Abé, 1927 accepted as Protoperidinium ovum (Schiller, 1911) Balech, 1974 (original description)
Peridinium oceanicum var. oblongum (Aurivillius) Paulsen, 1908 accepted as Protoperidinium oblongum (Aurivillius) Parke & Dodge, 1976 (additional source)
Peridinium okamurae T.H.Abé, 1927 accepted as Protoperidinium okamurae Yoneda & Marukawa, 1921 (original description)
Peridinium orbiculare var. temaris Abé, 1927 (original description)
Peridinium pellucidum (Bergh) Schütt, 1895 accepted as Protoperidinium pellucidum Bergh, 1882 (additional source)
Peridinium pentagonum Gran, 1902 accepted as Protoperidinium pentagonum (Gran, 1902) Balech, 1974 (additional source)
Peridinium pentagonum f. depressum T.H.Abé, 1927 (original description)
Peridinium quinquecorne T.H.Abé, 1927 accepted as Peridinium quadridentatum (F.Stein) Gert Hansen, 1995 (original description)
Peridinium spheroidea Abé, 1927 (original description)
Peridinium ventricum Abé, 1927 accepted as Protoperidinium ventricum (Abé, 1927) Balech, 1974 (original description)
Phalacroma mitra F.Schütt, 1895 (additional source)
Pyrophacus horologicum Stein, 1883 accepted as Pyrophacus horologium F.Stein, 1883 (additional source)
Sphaerodinium asymmetrica Abé, 1927 accepted as Protoperidinium asymmetricum (Abé, 1927) Balech, 1974 (original description)