MR. W. K. PARKER OK THE SKULL IK THE BATRACHIA. 
PLATE 33. 
Figures. 
Humber of 
times 
magnified. 
1 (p. 184) 
Skull of Nototrema marsupiatum (A).—Adult male; 
if- inch long. South America. Upper view .... 
°3 
2 
The same. Lower view.. 
°3 
3 
The same. Side view .. 
J 3 
4 
The same. Hyo-brancliials. Upper view ..... 
J 3 
5 
The same. Stapes and columella. Outer view .... 
16 
6 (p; 178) 
Skull of Hyla rubra .—Adult male; 1 inch 11 lines long. 
South America. Upper view .. 
J 3 
7 
The same. Lower view.. 
J 3 
8 
The same. Mandible. Outer view. 
°3 
9 
The same. Hyo-branchials. Tipper view. 
J 3 
1° 
The same. Stapes and columella. Outer view .... 
16 
11 
The same objects. Inner view .. 
16 
