550 10 Helminths
Schistosomamansoni:LifeCycle
1
7
2
3
4
5
6
Fig. 1 0.4 1Maleandfemale; 2 eggwithmiracidium; 3 miracidium; 4 inter-
mediatehost(Biomphalariaglabrata); 5 sporocyst; 6 daughtersporocystwithcer-
cariae; 7 fork-tailedcercaria(modifiedafterPiekarskiG,MedizinischeParasitologie
inTafeln.2ndprinting.Berlin:Springer; 19 73).
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Kayser, Medical Microbiology © 2005 Thieme