1901] 



Explanation of the Plates. 



907 



Pychnoscbema eorydon. 

 Syrichtbodontus spuriiis. 

 Pseudosyricbtbus clatbratus. 

 Syrichtbus verus. 

 Callistenionus intrusus. 

 Oryctes moiioceros. 



,, boas. 

 Rhizoplatys trituberculatus. 

 ,, bituberculatus. 



Mentum and Mdxlllarij I'aljis of- 

 34. Cypbonistes vallatus. 



Pseudocypbonistes cornicuhxtus 

 Syrichtbus verus. 

 Callistomenus. 

 Pycbnoscbema corydon. 

 Pentodontoscbema capicola. 



Platk XLI. (PI. XI., Vol. XII.) 



(Jcniiol Armature <>f Male. 



* Tbe sbeatbs of tbe penis are more slender tliau tbose of fig. 13, but tbey 

 sbould be likewise angular laterally towards tbe median part. 



