HYMENOPTERA FROM LOWER CALIFORNIA. IO9 



Strongly so on apical portion, the remaining dorsal seg- 

 ments very compactly punctured, the dorsal segments 

 sparsely so; pygidial area long, much narrowed apically, 

 depressed and coarsely punctured. Black; tegu he, tro- 

 chanters and femora, except apex and the fore pair be- 

 neath, reddish; basal half of mandibles, scape, prono- 

 tum above, tubercles, elongate mark on episternum of the 

 mesothorax, two spots before scutellum, fore margin of 

 the latter, postscutellum, fore femora beneath, apex of 

 femora, tibiae, tarsi (obscurely), a somewhat drepaniform 

 mark on each side of first dorsal segment, two large 

 elongato-triangular ones on central part of second, nearly 

 meeting in the middle, a broad band, narrowed inedially,. 

 on middle portion of 3-5, sides of the sixth, and a band 

 on ventrals 2-5, all bright yellow; thorax very sparsely 

 clothed with pale hair; wings yellowish, fuscous on apical 

 third, stigma and costal nervures reddish-testaceous. 

 Length 13^ mm. 



San Jose del Cabo, October. Related to C . soiiorensis 

 Cameron. 



EUM.ENIUv«. 

 EUMENES PEDALIS U. Sp. 



? . — Clypeus convex, with strong, scattered punctures 

 notched anteriorly, the teeth not very prominent and 

 flattened; head coarsely and closely punctured, most 

 strongly so just before the ocelli, and more sparsely in the 

 emargination of the eyes; thorax coarsely and closely 

 punctured ; metathorax presenting two strong convexities, 

 coarsely and confluently punctured; petiole of abdomen 

 much widened apically, sparsely and strong punctured, 

 the broadening" beginnintj at a distance from the base that 

 is equal to about one-quarter of the length of the petiole, the 

 apical margin thickened and the apical half is strongly 

 furrowed down the middle; punctures of second segment 



