Fig. 
Fig. 
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VOL 
THE SKULL IN THE CHAMELEONS. 105 
PLATE XVII. 
Chameleo vulgaris. 
. Large male: the skull, longitudinally vertical section, right side, X3 diam. 
. Part of left section of the same skull, x 32 diam. 
. Endocranium of a female, side view, x 33 diam. 
. The same, upper view, x 3? diam. 
. A smaller male: transversely vertical section of decalcified skull through fore 
part of ear-sac (15th section), x 33 diam. 
- Another section, through middle of ear-sac (14th section), x 32 diam. 
. Another section, through hind part of ear-sac (15th section), x 32 diam. 
PLATE XVIII. 
Chameleo vulgaris. 
- Smaller male: decalcified skull (same as in Plate XVII. figs. 5-7), section in 
front of nose (1st section), x 3? diam. 
2. The same, through nostrils (2nd section), x 32 diam. 
3. The same, through nostrils further back (3rd section), x 33 diam. 
4, 
5 
6 
The same, through hind part of nostrils (4th section), x 32 diam. 
. The same, through hind part of nostrils (5th section), x 33 diam. 
. The same, through middle of nasal sacs (6th section), x 33 diam. 
. 64. The same object, with bones removed, x72 diam. 
Sib 
mos 
. 9. Third interorbital section (9th section), x 33 diam. 
- 10. Fourth interorbital section (10th section) through optic nerve, x 32 diam. 
- 11. Section made between optic and trigeminal nerves (11th section), x33 diam. 
. 12. Another, through foramina ovalia (12th section), x 32 diam. 
First interorbital section (7th section), x 32 diam. 
Second interorbital section (8th section), xX 33 diam. 
PLATE XIX. 
Chameleo pumilus. 
Adult female: the skull, side view, <6 diam. 
The same, lower view, <6 diam. 
The same, upper view, X6 diam. 
The same, end view, <6 diam. 
The same, side view of orbital and auditory regions, x 6 diam. 
. XI. PART I. No. 8.—WMarch, 1881. Ss 
