4U 



Mr. IT. A. Baylis on 



examination of several females did not lead to the confirmation 

 of this idea. 



Fijr. .'{. 



(A). C. boopis ; tail of female, seen from the left side, a., anus ; v., vulva ; 



rn., vagina. 

 (B). C. crussicdiu/a ; outline of tail of female, draw)i to the same scale 



of magnilicatiuu as (A). 



As regards the caudal papillx' of the male, Leiper and 

 Atkinson state tliat there are on either side eiirht in the 



