EUMENES. 87 



1,° 20 flavo-limbatis ; 20 superne gibbo crasse cribrato-puuctato in- 

 structo. J. 



Total length, 12 mm. ; wing, 8 mm. 



9. Form almost like that of E. callimorphus. Head dotted 

 with punctures. Ocelli in a slightly arcuate line. Clypeus quite 

 flat, pyriform, notched and terminated by two sharp lamellate 

 teeth. Thorax very convex, especially behind; the wings inserted 

 behind the middle ; all the surface densely cribrose with pit-like 

 punctures, more strong than those of the head ; these punctures 

 become more strong upon the scutellum and very dense. on the 

 metathorax. Abdomen smooth, shining, without punctures. 

 Petiole quite long and slender; almost filiform in its first moiety, 

 then swelled pyriform, truncate, convex, shining; the posterior 

 border preceded by a transverse groove. The 2d segment before 

 the middle of its dorsal face strongly elevated in form of a boss, 

 slightly compressed and cribrose with punctures ; a sort of shin- 

 ing canal passes around behind this gibbosity. The other seg- 

 ments shining, black. Mandibles and antennae ferruginous ; these 

 last, obscure above, with the scape a little yellowish before. The 

 two lateral borders of the clypeus as far as the end of the teeth 

 yellow, as well as a little spot on the front and the posterior 

 border of the prothorax. Wing scales reddish or brown. Seg- 

 ments of the abdomen all ornamented with a yellow border. 

 Petiole offering on its middle two little yellow or reddish marks; 

 its posterior border yellow or reddish, at least in the middle ; its 

 lower side more or less reddish. Legs reddish ; coxae black ; 

 femora brown ; the two anterior spotted with yellow toward the 

 end. Wings slightly washed with brown-ferruginous, having 

 brown nervures. 



Var. a. The thorax more or less varied with ferruginous. 



b. Posterior border of prothorax, ferruginous; the borders of 

 segments 3-5, ferruginous or brown. 



c. The anterior border of prothorax, a spot under the wing, 

 two spots or a band on the scutellum, two spots on the meta- 

 thorax, ferruginous or yellowish; legs brownish or ferruginous 

 in part. 



Ress. a. dijf. — This species has the thorax a little more 

 lengthened anteriorly, and the head and thorax much more 

 strongly punctured than the E. callimorphus. It is very distinct 



