Parvphylum Sporozoa Leuckart, 1879 see Superclass Sporozoa Leuckart, 1879
   Class Coccidiomorphea Doflein, 1901
     Subclass Coccidia Leuckart, 1879
       1 Order Adeleida Léger, 1911
       2 Order Eimeriida Léger, 1911
       3 Order Ixorheida Levine, 1984 [monotypic]