360 



University of California PuhUcations. [Entomology 



disk, the basal area being integumentarily stained although 

 strengthened by the dense, dark colored ciliation, the apical dusky 

 area, however, entirely ciliary in origin. Pubescence of head and 

 body whitish and conspicuous on the dark parts. 



Described from one male reared from an Eriiim species on 

 cactus, Riverside, California, October, 1914 (C. P. Clausen), 

 Clausen no. 10. 



Cirrhencyrtus,^ n. gen. 



FEMALE 

 Head moderately thick anteroposteriorly, the dorsal surface 

 convex, passing over into face by a rather abrupt curve, the 

 frontovertex moderately wide, the ocelli in a right-angled tri- 

 angle, the posterior pair close to the eye-margin and much farther 

 removed from the occipital border ; seen from in front, the head 

 is about as wide as long, the cheeks a little longer than width of 

 eyes and converging toward the broadly truncated oral margin ; 

 seen from the side, the head is subtriangular in outline : occiput 

 uniformly but not deeply concave, the neck inserted at the center ; 



Fig. 6. Cirrhencyrius ehrliorni: A, antenna of female; B, antenna of 

 male; C, left mandible of female, exterio-dorsal view; D, same, anterior 

 view. 



•* From Kipp6s, tawny yellow, and Encyrtus. 



