EEPEODUCTIVE SYSTEM 



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1. The female organs consist of a pair of ovaries ; a pair of 



oviducts, with a receptaculum ovorum opening into 



each ; and two pairs of spermathecae. 



a. The ovaries, which lie in segment xin., are a pair of 



white pyriform bodies attached to the septum 



Fio. 17. Lumbricus terrestris. Plan of the genital organs as seen from 

 above after removal of the alimentary canal. The body-wall is 

 pinned down flat. (c. H. H.) 



A, anterior lateral vesicula seminalis. B, first median vesicula seininalis. 

 C, posterior lateral vesicula seminalis. N, nerve-chain. O, ovary. OIX 

 oviduct. B, receptaculum ovorum. S, spermathecae. SF,fc seminal 

 funnel lying in the median vesicula seminalis. T, testis. VD, vas deferens : 

 the reference line indicates the point where the posterior vas efferens opens 

 into it. 9 to 15, ninth to fifteenth segments. 



