50 THE CANADIAN ENTOMOLOGIST. 



short, gradually widened toward tips, terminal joint very large and as long 

 as the three preceding joints combined ; scape yellowish at base and 

 beneath, rlagellum brown-black. Legs, including coxae, brownish-yellow. 

 Abdomen highly polished, smooth, excepting a few longitudinal lines near 

 the base ; the color above is black, excepting a large orange-colored 

 blotch across the base ; beneath, it is wholly brownish-yellow. 

 Described from two specimens. 



Sub-family Scelionin^e. 



Aeolus Forster. 



(5) Aeolus Canadensis, n. sp. 



Female. Length less than .03 inch. Black, shining, sparsely pubes- 

 cent. Antenna; black, excepting the scape at base ; the first and second 

 funiclar joints are about as long as thick, third and fourth smaller and not 

 as long as wide, club very large, joints not well separated. Scutellum 

 sub-lunate. The legs, excepting the honey-yellow knees, are dark red. 

 Abdomen broadly oval, the second segment occupying most of its surface, 

 first segment with a transverse depression occupying nearly its whole 

 width, striated and with a fringe of white hairs at base. 



Described from one specimen. 



(6) Aeolus borealis, n. sp. 

 Female. Length .03 to .04 inch. Differs from A. Canadensis only 



in being relatively more robust, and in being distinctly, finely, confluently 

 punctate ; the lower part of face and the abdomen alone being smooth 

 and shining. The antennae are dark reddish brown. Legs uniformly red, 

 while the abdomen is striated at base. 

 Described from four specimens. 



Prosaeautha Nees. 



(7) Prosaeantha braekyptera, n. sp. 



°. . Length .03 inch. Black, shining. Thorax sub-opaque, micro- 

 scopically punctate ; metathorax with an acute spine on its disk. Antennae 

 brown-black. Legs red. Abdomen broadly oval, black, excepting the 

 first segment, which is red and striated. Wings short, narrow, somewhat 

 spatulate, not ciliated ; the marginal vein long, black, the stigmal short, 

 post-marginal vein wanting. 



Described from three specimens. 



This species comes nearest to P. minutissima Ashm., from which it is, 



