28 DR. F. E, BEDDARD ON 



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A series of transverse sections through generative ducts of Ojyhidotcsnia naice. 



A. The cloaca genitalis. B. The extremity of the cirrus (<?) and the vagina (?) 

 C. The terminal part of the cirrus lying without the cirrus-sac (i^and the 

 vagina ( ? ) already narrowed in calibre. D. Cirrus-sac ( <? ) containing coiled 

 cirrus ; ( ? ) vagina. The glandular cells besetting the cirrus are shown black 



