Parvphylum Sporozoa Leuckart, 1879 see Superclass Sporozoa Leuckart, 1879 Class Paragregarea Cavalier-Smith, 2014 Order Archigregarinida Grassé, 1953 Family Exoschizonidae Levine, 1971 [monotypic] 1 Genus Exoschizon Hukui, 1939