EXPLANATION OF PLATES. 



A. Antenna. 



B. Labriim. 



b. Hinder margin. 



c. An excrescence, which I suspect to be the conse- 

 quence of disease in the specimen examined. 



D. Mandihula. 



d. Outer side. 



E. Maxilla. 



e. Maxillary feeler. 



F. Mentum. ^ 



f. Stipes. 



*g. Labial feeler. 

 h. Labium. 



i. A71 excrescence, which I suspect to be the conse- 

 quence of disease in the individual examined. 

 N. Clypeus. 



n. Fore margin. 

 o. Lye. 



Fisj. 1 . liister maximus. 

 2. Lamprima aurata. 

 o. Paxillus crenatus. 



4. Passalus interruptus. 



5. Chiron digit atus. 



6. Nigidius cornutus. 



* This is imperfect in fig. 17. 



