Class Dinophyceae Pascher (1914)
   Order Gymnodiniales Apstein (1909)
     Family Gymnodiniaceae Lank. (1885)
       Genus Takayama de Salas, Bolch, L. Botes & Hallegr. (2003)
         692 Takayama acrotrochum (J. Larsen) de Salas, Bolch & Hallegraeff (2003)
         693 Takayama cladochroma (J. Larsen) de Salas, Bolch & Hallegraeff (2003)
         694 Takayama helix de Salas, Bolch, Botes & Hallegraeff (2003)
         695 Takayama pulchella (J. Larsen) de Salas, Bolch & Hallegraeff (2003)
         696 Takayama tasmanica de Salas, Bolch & Hallegraeff (2003)