[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Eukaryota Chatton, 1925 - eukaryotes see Domain Eukaryota Chatton, 1925
     Class Bacillariophyceae Haeckel (1878) - pennates
       Subclass Bacillariophycidae D.G.Mann (1990) - raphid diatoms
         Order Mastogloiales D.G.Mann (1990)
           Family Mastogloiaceae Mereschk. (1903)
             Genus Mastogloia Thwaites (1856)
               1 Mastogloia angulata Lewis (1861)
               2 Mastogloia fimbriata (Brightwell) Cleve
               3 Mastogloia smithii Thwaites ex W.Sm.
               4 Mastogloia splendida (Gregory) Cleve