1) E tenella
found only in the ceca and can be recognized by accumulation of blood in the ceca and by bloody droppings
2) E necatrix
Small white spots, usually intermingled with rounded, bright- or dull-red spots of various sizes, can be seen on the serosal surface.
3) E acervulina
numerous whitish, oval or transverse patches in the upper half of the small intestine,
4) E brunetti
Lower small intestine, rectum, ceca, and cloaca
Moderate infection- the mucosa is pale and disrupted but lacking in discrete foci, and may be thickened.
the mucosa is pale and disrupted but lacking in discrete foci, and may be thickened.
5) E maxima
upper and lower intestine
dilatation and thickening of the wall; petechial hemorrhage; and a reddish, orange, or pink viscous mucous exudate and fluid
6) E mitis -
lower small intestine.
E mitis can be distinguished from E brunetti by finding small, round oocysts associated with the lesion.
7) E praecox
does not cause distinct lesions but may decrease rate of growth.
considered to be of less economic importance than the other species.
8) E mivati
cause severe lesions similar to those of E acervulina.
E mivati may cause reddening of the duodenum