Williams.— Anatomy of Boophilus. 
PLATE 21. 
Fig. 16. Cross section showing hypodermis, glands, and adult cuticula; oc. 4 
obj. 8 min., tube 145 mm. X 120. 
Fig. 17. Cross section through anterior part of the female reproductive organs; 
oc. 4, obj. 16 mm., tube 145 mm. X 55. 
Fig. 18. Section through the same female 75 ja farther back ; oc. 4, obj. 16 
mm., tube 145 mm. X 55. 
Fig. 19. Dorsal view of ovary of young female ; oc. 6, obj. (2 in.). X 25. 
Fig. 20. Side view of same ovary; oc. 6, obj. (2 in.). X 25. 
Fig. 21. Cross section of ovary of a developing female; oc. 4, obj. 16 mm. 
X 55. 
