348 



Mr. H. A. Baylis on 



the outer row extends only a short distance and contains only 

 five papilla?. 



In the female the tail is conically pointed and measures 

 0*5 mm. in length. The vulva is situated in the middle 



Fie. 4. 



Crossophorua collar is. Posterior end of the male, seen from the right 



side. 



A. P., accessory piece ; S., spicule of right aide. The papillae of the 

 right side only are shown. 



third of the body, dividing the total body-length in the 

 proportion of 2 : 3. The vagina runs forward for about 

 8 mm., then doubles back upon itself to a point opposite the 

 vulva, where it gives off two uterine branches, which run in 



