MR. W. K. PAIIKER ON THK SKULL IS THE BATRACHIA. 



PLATE 18. 



Figures. 



1 (p. 97) 



2 

 3 



4 



5 (p. 99) 



Q 



7 



Skiill of Pleurodema Bihronii — Adult female ; 1^ inch 



long. Chili. Upper view 



The same. Lower view 



The same. Mandible and hyo-branchials {half). Upper 



view 



The same. Columella and stapes. Outer view .... 

 Skull of Lt/mnodi/nastes tasmaniensis. — Adult female ; 



if inch long. Tasmania. Upper view 



The same. Lower view 



The same. Mandible and hyo-branchials (half). Upper 



view 



Auditory region of the same, with stapes and columella. 



Outer view 



Number of 



times 

 magnified. 



6f 

 61 



6f 



6f 

 6| 



6| 



13i 



