Division [Bacillariophyta] Engl. & Gilg (1919) see Phylum Bacillariophyta Engl. & Gilg (1919)
Count: 3c;5o;11g
   [Subdivision] Bacillariophytina Medlin & Kaczmarska (2004) see Subphylum Bacillariophytina Medlin & Kaczmarska (2004)
  Count: 2c;1o;11g
     Class Bacillariophyceae Haeckel (1878) - pennates
    Count: 11g
       Subclass Urneidophycidae Medlin (2016) - basal araphid diatoms
      Count: [*] 11g [25 Mar 2016]
         Genus Striatella C.Agardh (1832)
        Count: -