Parvphylum Sporozoa Leuckart, 1879 see Superclass Sporozoa Leuckart, 1879
Count: [*] 3c;15o;33f;51g
   Class Gregarinomorphea Grassé, 1953
  Count: [*] 4o;19f;33g [10 Mar 2016]
     Subclass Histogregaria Cavalier-Smith, 2014 [monotypic]
    Count: [*] 1o;2f [10 Mar 2016]
       Order Histogregarida Cavalier-Smith, 2014
      Count: [*] 2f [10 Mar 2016]
         1 Family Rhytidocystidae Levine, 1979 [monotypic]
        Count: -
         2 Family Gemmocystidae Upton & Peters, 1986 [monotypic]
        Count: -