Parvphylum Sporozoa Leuckart, 1879 see Superclass Sporozoa Leuckart, 1879 Order Blastogregarinida Chatton & Villeneuve, 1936, incertae sedis [monotypic] Family Siedleckiidae Chatton & Villeneuve, 1936 [monotypic] 1 Genus Siedleckia Caullery & Mesnil, 1898