MR. W. K. PARKER ON THE SKULL IN THE BATRACHIA. 
PLATE 2. 
Number of 
Figures. 
times 
magnified. 
I (p. 69) 
Skull of Tadpole of Pseudis pavadoxa (A).—Upper view 
2f 
2 
The same. Lower view. 
2| 
3 
The same. End view .. 
2 
4 
Section of occipital arch, below. 
8 
5 (p. 19) 
Skull of Tadpole of Rana clamata (A).—First larva; 
length, 3^ inches; tail, 2 inches; hind legs, 5 lines. 
Cambridge, Mass., U.S. Upper view. 
5 
6 
The same. Lower view .. 
5 
7 
The same. Part of lower arches. 
5 
8 (p. 22) 
Hyoid and branchial arches of larva of Rana pipiens (B). 
—Length, 3-f inches; tail, 2^ inches; hind legs, f inch. 
Upper view. 
5 
