Class Dinophyceae Pascher (1914)
Count: [*] 12o;33f;101g;673s
   Order Peridiniales Haeckel (1894)
  Count: [*] 12f;42g;314s
     Family Gonyaulacaceae Er. Lindem. (1928)
    Count: [*] 6g;55s
       Genus Peridiniella Kof. & J.R. Michener (1911), incertae sedis
      Count: [*] 2s
         1 Peridiniella catenata (Levander) Balech
        Count: -
         2 Peridiniella danica (Paulsen) Okolodkov & Dodge
        Count: -