Williams. — Anatomy of Boophilus. 
PLATE 19. 
Fig. 7. Side view, alimentary canal, small specimen. Spencer microscope ; oc 
1 in., obj. f. X 75. 
Fig. 8. Dorsal view, alimentary canal, adult female; oc. 4, obj. (2 in.). X 15 
Fig. 9. Side view, same alimentary canal. X 15. 
Fig. 10. Ventral view, same alimentary canal. X 15. 
