PLATE 1 



EXPLANATION OF FIGURES 



1 Rhaniphocottus richardsoni Gi'inther, natural size. 



2 A small piece of integument magnified to show the character of the scales 

 and papillae. X 30. 



3 Section through a single papilla, showing the scale extending as a rod-like 

 process from a bony plate beneath the epidermis and dividing near its tip to form 

 three prickles. X 90. 



4 Lateral view of entire skeleton. X 2^. 



5 Lateral view of the cranium. X 4. 



478 



