Eimeria sp. from the rabbit.  Note the four enclosed sporocysts.  The specific animal from which this occyst was found had a number of Eimeriidae.  Note that this oocyst is smaller than the one in the photo below and likely is of a different species.  The rabbit died.  400x

Eimeria sp. from the rabbit. This oocyst and many like it were obtained from the same rabbit as in the above photo.  Again note the enclosed four sporocysts.  400x
Eimeria sp.  Enlarged view of the above photo.  The individual sporozoites in each of the four sporocysts can be seen.  1000x