232 E. T. CRESSON. 



EUMENID.E. 



Zetthus spinipes. 



Lethus spinipes, Say, Bost. Journ. Nat. Hist, i., p. 387. 

 Four % 9 specimens. (Boll.) 



Eumenes fraterna. 



Eumenesfraterna, Say, Long's 2d Exped. ii., p. 344. 

 Four 9 specimens. (Belfrage ; Boll.) 



Eumeiies Belfragei, n. sp. 



9 .—Head black, with large, close punctures ; clypeus dull yellowish, seri- 

 ceous, a large blackish spot on upper middle, which is deeply and sparsely 

 punctured, apex deeply notched; spot between antenna?, anterior orbits not 

 extending above the deep emargination of the eyes, narrow posterior orbits, 

 and labrurn, dull yellowish ; mandibles dull fulvous; antennae yellowish-fer- 

 ruginous, sometimes coccineous, scape yellowish beneath, apical half of flagel- 

 lum black; thorax coarsely and confidently punctured ; prothorax ferruginous, 

 anterior margin yellow ; mesothorax generally entirely black, sometimes with 

 a ferruginous spot on each side; scutellum ferruginous, with a narrow dull 

 yellowish band at base; postscutellum yellow; metathorax black, covered 

 with a short pale sericeous pile and with a large somewhat oblique yellow 

 mark on each side, sometimes margined with ferruginous; pleura black, seri- 

 ceous, a yellow spot beneath tegulae, margined anteriorly with ferruginous; 

 tegulae ferruginous; wings subhyaline, costa yellow, marginal cell fuscous; 

 legs ferruginous, tibiae and tarsi generally more or less yellow, coxae and base 

 of femora black; abdomen shaped as in fraterna, covered with a pale golden 

 sericeous pile; first segment deeply punctured, black, stained with ferruginous 

 on each side of apex, apical margin narrowly yellow ; second segment blackish 

 on disk, ferruginous laterally and apically, a transverse yellowish band be- 

 fore the middle, not reaching the extreme side, narrow band before apical 

 margin and sometimes a large spot on apical middle, yellow, this segment is 

 closely punctured, the subapical margin almost smooth, a transverse fuscous 

 depression on apical middle, apical margin depressed and somewhat reflexed, 

 dull ferruginous; remaining segments more or less tinged with yellowish; 

 venter fusco- ferruginous, apical margin of second and following segments more 

 or less yellowish. Length .55 — .60 inch. 



£. — Clypeus entirely yellowish, silvery-sericeous; apex of antennae fulvo- 

 ferruginous, the apical joint small, acute, pale* yellow. 



Seven % 9 specimens. (Belfrage; Boll; Heiligbrodt.) 



Eumeiies Bollii, n. sp. 



£> , — Clothed with a short dense dull yellow pubescence; head black, 

 deeply punctured; clypeus yellow, sparsely punctured, apex deeply notched; 

 spot between antennae, anterior orbits not extending beyond emargination of 

 eyes, narrow posterior orbits and labrum, also yellow ; mandibles dull fulvous ; 

 antennae black, the scape, two or three basal joints of flagellum above, and 

 most of the joints beneath rufo-fulvous, sometimes almost coccineous; thorax 

 with large, not close punctures; prothorax yellow-ferruginous, more or less 

 yellowish in front; mesothorax black, sometimes tinged laterally with ferru- 



