Class Dinophyceae Pascher (1914)
   Order Peridiniales Haeckel (1894)
     Family Peridiniaceae Ehrenb. (1831)
       Genus Protoperidinium Bergh (1881)
         01 Protoperidinium abei (Paulsen) Balech
         02 Protoperidinium anthonyi (Fauré-Fremiet) Balech
         03 Protoperidinium bipes (Paulsen) Balech
         04 Protoperidinium bispinum (Schiller) Balech
         05 Protoperidinium brevipes (Paulsen) Balech
         06 Protoperidinium brochii (Kofoid & Swezy) Balech
         07 Protoperidinium bulla (Meunier) Balech
         08 Protoperidinium cerasus (Paulsen) Balech
         09 Protoperidinium claudicans (Paulsen) Balech
         10 Protoperidinium conicoides (Paulsen) Balech
         11 Protoperidinium conicum (Gran) Balech
         12 Protoperidinium crassipes (Kofoid) Balech
         13 Protoperidinium curvipes (Ostenfeld) Balech
         14 Protoperidinium deficiens (Meunier) Balech
         15 Protoperidinium depressum (Bailey) Balech
         16 Protoperidinium diabolus (Cleve) Balech
         17 Protoperidinium divergens (Ehrenb.) Balech
         18 Protoperidinium elegans (Cleve) Balech
         19 Protoperidinium excentricum (Paulsen) Balech
         20 Protoperidinium exiguipes (Halim) Dodge
         21 Protoperidinium fimbriatum (Meunier) Balech
         22 Protoperidinium finitimum Balech
         23 Protoperidinium globulus (Stein) Balech
         24 Protoperidinium grande (Kofoid) Balech
         25 Protoperidinium granii (Ostenfeld) Balech (1974)
         26 Protoperidinium heteracanthum (Dangeard) Balech
         27 Protoperidinium hirobis (Abé) Balech
         28 Protoperidinium inclinatum (Balech) Balech
         29 Protoperidinium inflatum (Okamura) Balech
         30 Protoperidinium latispinum (Mangin) Balech
         31 Protoperidinium leonis (Pavillard) Balech
         32 Protoperidinium ligusticum (Rampi) Balech
         33 Protoperidinium maranense Tolomio
         34 Protoperidinium marielebourae (Paulsen) Balech
         35 Protoperidinium mediterraneum (Kofoid) Balech
         36 Protoperidinium minutum (Kofoid) Loeblich III (1970)
         37 Protoperidinium mite (Pavillard) Balech
         38 Protoperidinium nipponicum (Abé) Balech
         39 Protoperidinium nudum (Meunier) Balech
         40 Protoperidinium oblongum (Aurivillius) Parke & Dodge
         41 Protoperidinium obtusum (Karsten) Parke & Dodge
         42 Protoperidinium oceanicum (Vanhöffen) Balech
         43 Protoperidinium oviforme (Dangeard) Balech
         44 Protoperidinium ovum (Schiller) Balech
         45 Protoperidinium pallidum (Ostenfeld) Balech
         46 Protoperidinium parthenopes Zingone & Montresor
         47 Protoperidinium pedunculatum (Schütt) Balech (1974)
         48 Protoperidinium pellucidum Bergh (1881)
         49 Protoperidinium pentagonum (Gran) Balech
         50 Protoperidinium punctulatum (Paulsen) Balech
         51 Protoperidinium pyriforme (Paulsen) Balech
         52 Protoperidinium quarnerense (Schröder) Balech
         53 Protoperidinium schilleri (Paulsen) Balech
         54 Protoperidinium simulum (Paulsen) Balech
         55 Protoperidinium sinaicum (Matzenauer) Balech
         56 Protoperidinium solidicorne (Mangin) Balech
         57 Protoperidinium sphaericum (Murray & Whitting) Balech
         58 Protoperidinium sphaeroides (Dangeard) Balech
         59 Protoperidinium sphaeroideum (Mangin) Balech
         60 Protoperidinium steinii (Jörgensen) Balech
         61 Protoperidinium subinerme (Paulsen) Loeblich III (1969)
         62 Protoperidinium thorianum (Paulsen) Balech
         63 Protoperidinium tregouboffii (Halim) Balech
         64 Protoperidinium tristylum (Stein) Balech
         65 Protoperidinium tubum (Schiller) Balech
         66 Protoperidinium tumidum (Okamura) Balech
         67 Protoperidinium variegatum (Peters) Balech
         68 Protoperidinium wiesneri (Schiller) Balech