COCCIDIA 



589 



E. labbei L. (Fig. 252, n). In the gut of Lithobivs mvtabilis; oocyst 

 spherical, 30-40ai in diameter; spores, 11m by 9.4/u, with bi-valve 

 shell; sporulation completed in about 20 days. 



Fig. 253. The life-cycle of Adelea ovata, XtiOO (Schellack and Keiche- 

 now). a, schizont entering the gut epithelium of the host centipede; b-d, 

 schizogony; e, larger form of merozoite; f, microgametocyte (left) and 

 macrogametocyte (right) ; g, association of gametocytes; h, i, fertilization; 

 j, zygote; k, nuclear division in zygote; 1, mature oocyst with many 

 spores. 



