MR. W. K. PARKER ON THE SKULL IN THE BATRACHIA. 
PLATE 8. 
Figures. 
Number of 
times 
magnified. 
1 (p. 53) 
Skull of Rana pipiens. —Adult; 6 inches long. North 
America. Upper view. 
2 
2 
The same. Lower view.. 
2 
3 
The same. Side view. 
2 
4 
The same. End view. 
2 
5 
The same. Hyo-branchials (part) . 
2 
