THE CANADIAN ENTOMOLOGIST. 105 



eight jointed ; scape slender, yellowish brown; flagellum dark brown, 

 about twice as long as the scape, pubescent, the pedicel shorter than the 

 first funicle joint, the latter joint the longest, about twice as long as wide, 

 the following joints being not much longer than wide, sub-moniliform. 

 Thorax : collar transverse, rounded before ; mesothorax with parapsidal 

 grooves well defined ; scutellum longer than wide, without grooves, 

 rounded behind, sides parallel. Abdomen conic ovate, cylindric, one- 

 third longer than head and thorax together, the segments of nearly equal 

 length. Legs dark brown, trochanters, knees, fore and middle tibiae, and 

 all the tarsi honey-yellow, hind tibiae dusky in the middle. Wings 

 hyaline, fringed with short ciliae ; the veins brown, the marginal is twice 

 the length of the submarginal, the stigmal short, while the postmarginal 

 is wanting. 



Hab. — Florida and District of Columbia. 



Hyperteles Forster. 



(15) Hyperteles hylotomcc n. sp. 



£ . Length .08 inch. Dark blue, with a faint metallic lustre on 

 thorax. Antennae eight-jointed, brown, pubescent, scape brownish- 

 yellow, the joints of the flagellum are about twice as long as thick. Collar 

 transverse, rounded before ; mesothorax with a median groove ; scutellum 

 with two parallel grooves ; metathorax with three keels. Abdomen oval- 

 rotund. Legs pale brownish-yellow, excepting the femora, which are blue 

 for two-thirds their length ; tarsi pale. Wings hyaline, pubescent, veins 

 pale brown, the marginal vein about twice the length of the submarginal, 

 stigmal vein longer than usual, postmarginal wanting. 



Hab. — Canada. 



Described from three specimens sent to me by Mr. W. Hague Har- 

 rington, who reared them from the eggs of a saw-fly Hylotoma sp. 



Aprostocetus Westwood. 



(16) Aprostocetus granulatiis n sp. 



°_ . Length .07 inch. Black, with a coarse, scaly punctation. 

 Antennae, including scape, brown, pubescent. Thorax ovoid, the parap 

 sides distinct, the collar very short, rounded before, the scutellum longer 

 than wide with two grooves on its disk. The abdomen is pointed ovate, 

 longer than head and thorax together, depressed above, rounded below, 

 with an exserted ovipositor, nearly half its length. Legs dark honey- 



