eimeriidae eimeriidae eimeriidae is a family of apicomplexa. it contains the following genera: acroeimeria paperna & landsberg, 1989 alveocystis bel'tenev, 1980 caryospora léger, 1904 cyclospora schneider, 1881 diaspora léger, 1898 dorisa levine, 1979 eimeria schneider, 1875 epieimeria dyková & lom, 1981 gousseffia levine & ivens, 1979 hoarella arcay de peraza, 1963 isospora schneider, 1881 mantonella vincent, 1936 octosporella ray & ragavachari, 1942 pfeifferinella von wasielewski, 1904 polysporella mcquistion, 1990 pythonella ray & das gupta, 1937 sivatoshella ray & sarkar, 1968 eimeriidae eimeria maxima oocysts scientific classification domain: eukaryota clade: diaphoretickes clade: sar clade: alveolata phylum: apicomplexa class: conoidasida order: eucoccidiorida suborder: eimeriorina family: eimeriidaeminchin, 1903 taxonomy the family goussia forms a trichotomy with the eimeriidae and sarcocystidae. the biliary eimeria-like coccidia of reptiles are classified into the genus choleoeimeria and form a sister clade to the family eimeriidae.