Eimeria necatrix

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Eimeria necatrix
Scientific classification
Domain: Eukaryota
(unranked): Sar
(unranked): Alveolata
Phylum: Apicomplexa
Class: Conoidasida
Order: Eucoccidiorida
Family: Eimeriidae
Genus: Eimeria
Species: E. necatrix
Binomial name
Eimeria necatrix

Eimeria necatrix is a species of Eimeria that causes very severe intestinal coccidiosis in older poultry characterized by congestion, hemorrhage, necrosis of the intestine and bloody feces. Very large schizonts can be seen as white or yellow dots and oocysts can be found occasionally in the ceca.[1]


  1. ^ "Overview of Coccidiosis in Poultry". The Merck Veterinary Manual. Retrieved 27 June 2016.