







EXPLANATION OF PLATE XXIV. 
i”, 
Fic. 21. Same as Figs. 19 and 20, but a still deeper dissection. On the left 
_ side only a thin outer shell of the chondrocranium has been left, and this shell 
thas been cut through in one place to show the full course of the supratemporal 
Fig. 20, is shown cut in this figure. x 114. 
_ Fic. 22. Top view of right eyeball of another, unusually large specimen, with 
ng associated nerves and muscles; the rectus superior cut and turned back. 
xX 2, 
_ Fic. 23. Bottom view of same, the rectus inferior cut and turned back. 2. 
Fic. 24. Top view of cartilaginous capsule (sclerotic) of same, the dorsal part 
of capsule removed. x 2. 
