Tho Liffl Oyole of Mb. inn? to ng r^vol^t^;; { >'TK> el i ch . ) 



John C. Johnson 



Contents 



v . ' ' ' ' ; * "^' 



A* Introduction*- ...-..--- - 



B. Methods of Study--- .-_-- 



I>. V id Devslopnent of Llir-?oidia------ 



K. Inf option of 5nn,ile *nd 7>?vlopment of 1 



'.mm 



J Jldir\"( CJontr^ining !>\U(rrit?r-Hediae------------------- --- 



* 



G He di ?." Containing C^rcariao---------------------------*??*: 



I. Excretory Syst?ra of Ceroaria----------------------------* 



J. ^ncyntod A^amodi^tomea or (5yj? ts *------*-------------- 



]' Adult w -**-------- .....-.*-*.-*----- - 



L. Thoor(?tiial DisoueBion of t>ie Life Cyole----------------- 



Bibliorjraohv-- -*..-* ----* 



v " 



# Explanation rsf Pltj 

 0* 



* 



