I. Bat. 6. BREAST BONE OF SWAN. 
2. BUTTERFLY. 7. >; e PIGEON. 
3. BEETLE. 8. re 35 PELICAN. 
4. DRaGon-FLy. 9 & 10. APTERYX, Cassowary (degenerate wings). 
5. Bone OF BIRD’s WING, SHOWING THE THREE DIVISIONS, 
ARM—FOREARM—HAND. 
169 
