Domain Eucaryota Subdomain Chlorota Doweld (2001) Kingdom Peridiniobiota Starobogatov ex Doweld (2001) Subkingdom Peridiniobiotina Doweld (2001) Phylum Gregarinozoa Kussakin & Drozdov, 1998 Class Eimeriatea Doweld, 2001 Order Eimeriida Léger, 1911 Suborder Haemoproteinea Doweld, 2001 1 Family Haemoproteidae Doflein, 1916