Fig. 24. 
25. 
26. 
Fig. 27. 
28. 
29. 
Fig. 30. 
31. 
TWO NEW MAMMALIAN CESTODES. 433 
Jer Aga WIN. 
Cittotenia villosa. 
Enlargement of head showing excretory canals running up into head 
suckers, and ornamented fimbriation. 
Whole mount of a portion of strobila enlarged showing hair-hke 
projections. 
Coronal section showing male and female genital pores, uterus, cirrus, and 
vagina. 
Prate VIII. 
Cittotenia villosa. 
Coronal section showing uterus, vagina, cirrus-pouch, and cirrus. 
Transverse section through young proglottis. | Well-developed sub- 
cuticular musculature, absence of reproductive organs. 
Transverse section showing protruded cirrus, sphincter muscle, cirrus- 
pouch, portion of vas deferens and of vesicula seminalis. 
Puate IX. 
Cittotenia villosa. 
Transverse section showing uterus in lateral margin. 
Transverse section showing the two large receptacula seminis. 
Egg with horns of pyriform body crossing. 
PLATE X. 
Cittotenia villosa. 
Enlarged transverse section showing testis sac, part of coiled vas deferens 
and of yvesicula seminis, cirrus-pouch, and cirrus. 
Same series as fig. 30, showing the connection of vas deferens with cirrus- 
pouch. 
