1899,] NATURAL SCIEXCES OF PHILADELPHIA. 449 



beneath, hiud orbits, posterior margin of pronotum, tips of all 

 femora, especially the auteriors, fore tibire except internally, stripe 

 on medial tibiae externally, a narrow medially interrupted line at 

 apex of petiole, and a line before apex of following segments, 

 yellow; apex of segments testaceous; flagellum fulvous beneath; 

 front Avith strong, rather even punctures, indistinctly impressed; 

 ocelli forming a curved line; clypeus indistinctly punctured, con- 

 vex,, a little longer than broad, with two small approximate teeth 

 at apex; thorax longer than broad; punctures of pronotum sotne- 

 Avhat stronger than those of front, while those of dorsulum are still 

 stronger than on pronotum ; the latter finely margined anteriorly ; 

 scutellum not impressed, strongly punctured; middle segment with 

 strong deep punctures rather evenly separated, posteriorly shal- 

 lowly depressed, with a short strong carina on each side of inser- 

 tion of petiole; the latter a little longer than thorax gradually 

 enlarged from a point before its middle, sparsely and rather indis- 

 tinctly punctured, the enlargement convex, but not highly so, 

 transversely depressed before apex, stem slender; remainder of 

 abdomen ovate, the second dorsal closely and distinctly punctured; 

 other segments not distinctly punctured; wings subhyaline, the 

 anterior portion of costal and marginal cells shghtly darker; ner- 

 vures and stigma black. Length 10 mm. 



Santarem. One specimen. Related to confiuenta and proxima, 

 differing from both in its longer thorax and petiole. 



Eumenes confiuenta n- sp. 



9. — Blacky clothed with grayish sericeous pile ; sides of clypeus, 

 spot between antennse, in the eye-emargination, hind orbits, scape 

 beneath, anterior and posterior margins of pronotum rather 

 broadly, both scutella anteriorly, spot on petiole before middle, and 

 apical margins of segments 1-5, yellow, that on segments 1 and 2 

 brightest; flagellum beneath, femora and tibia more or less, outer 

 edge of tegulte, and petiole beneath on apical half reddish yellow; 

 front with strong more or less confluent punctures; clypeus convex, 

 finely punctured, medially produced at apex, the production marked 

 by two short carin?e which give it the appearance of being bideu- 

 tate ; thorax but little longer than broad, strongly punctured, most 

 strongly on scutellum ; the latter imjwessed ; pronotum finely mar- 

 gined ; middle segment with ^the punctures finer and perhaps 

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