182 



PARASITISM 



gametocytes (e. g., Lonkesferia (MonocysHs) ascidice, Sied. (Fig. 75) 

 Eucoccidium (Benedenia) ocfopiana, and E. eiedone). 



Fig. 76 



J!^ 



"^1^^.. 





mm 



Intracellular schizogony in gregarines. A to i>, Eleutlieroschizon dubosqui, Brasil, intes- 

 tinal parasite of Scoloplos armiger, showing multiplication of nuclei (A, B) and formation of 

 merozoites (C,D). (After Brasil.) E to G, Schizocystis sipunculi, Dogiel; E, adult organ- 

 ism; F, merozoite formation; G, mature merozoites in brood cavity. (After Dogiel.) 



In otlier cases, processes of schizogony in one form or other com- 

 pHcate the endogenous cycle. The simplest of these processes of 



