Haemoproteidae

noun plural

Hae·​mo·​pro·​te·​i·​dae ˌhē-mō-(ˌ)prō-ˈtē-ə-ˌdē  ˌhem-ə- 

: a family of protozoans of the order Haemosporidia that are related to the malaria parasites but have the schizogonic phases typically in the visceral endothelium of various birds and that include the two genera Haemoproteus and Leucocytozoon