x 
a 
7 
1 Bat 6 Breast BONE OF SWAN 
2 BUTTERFLY 5 | As See TGEON 
3 BEETLE 8 = 3» 9). PELICAN 
4 Dracon-Fiy 9g & 10 APTERYX, Cassowary (degenerate wings). 
5 Bone oF Birps WING, SHOWING THE THREE DIVISIONS, 
ARM—ForE-ARM—HAnp. 
33 
