Division Bacillariophyta Engl. & Gilg (1919) see Phylum Bacillariophyta Engl. & Gilg (1919)
   Class Coscinodiscophyceae Round & R.M. Crawford (1990) - radial centrics
     Subclass Coscinodiscophycidae Round & R.M. Crawford (1990)
       Order Asterolamprales Round & R.M. Crawford (1990)
         Family Asterolampraceae H.L. Sm. (1872)
           1 Genus Asterolampra Ehrenb. (1845)
           2 Genus Asteromphalus Ehrenb. (1844)