32 



SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 94 



The elytron is irregularly oval in outline (fig. 6 F), with a straight 

 mesal edge that fits against a similar edge of the opposite elytron, and 

 an oblique anteromesal edge that fits against the side of the " scutel- 

 lum " of the mesothorax. The two outer angles are broadly rounded. 

 The greater part of the surface is flat and even, but the sides become 



mm 



-Morphology of the wing bases and elytra of 

 Crcophilns villosus (Grav.). 



A, base of hind wing, showing axillary sclerites. B, base of elytron. C, D, E, 

 details of elytral sculpture. F, right elytron (smaller setae omitted). G, detail 

 of three types of setae of elytron. 



very convex, being deflexed somewhat onto the lateral aspect of the 

 body. 



The entire surface is densely covered with setae (fig. 6 G) of rather 

 uniform size, and bears also a few much longer setae (figs. 6 F, G) 

 placed in a regular pattern. There are three series of these setae : 

 One along the lateral margin of the deflexed area, of four or five setae ; 



