No. 22.] HYMENOPTERA OF CONNECTICUT. 549 



and with a white pubescence. Face smooth, vertex microscopic- 

 ally shagreened. Female : antennas brown, the scape and pedicel 

 yellow or brownish yellow, the pedicel distinctly longer than the 

 first funicular joint. Legs, including coxae, honey-yellow. Male 

 antennae with the pedicel half the length of the first flagellar joint. 

 Length i mm. 



Parasitic on the eggs of Podisus spinosus. 

 °T. chrysopae Ashmead. 



Black, shining, the thorax microscopically punctate, with a 

 fine pubescence. Antennae brown, the pedicel nearly as long as 

 the first flagellar joint. Legs dark fuscous or brown ; the coxae 

 black or blackish; trochanters, knees, and tarsi pale. Length 

 0.6-1 mm. 



A common parasite on the eggs of various species of the 

 Neuropterous genus Chrysopa. 



°T. clisiocampae Riley. 



Black, shining, the thorax microscopically punctate. Fe- 

 male: antennae black, the pedicel much longer than the first 

 flagellar joint; legs piceous ; trochanters, a small spot on knees, 

 and the tarsi pale. In the male the pedicel is not so long as the 

 first flagellar joint, and the legs are more yellow. Length o.6 

 mm. 



Parasitic on the American tent-caterpillar {Malacosoma ameri- 

 cana). 



°T. fiskei Brues. 



Black, shining; legs, except coxae, honey-yellow or brownish 

 yellow, the femora piceous or fuscous. Wings hyaline, venation 

 pale yellowish, marginal vein half the length of the stigmal vein. 

 Antennae of the female lo- jointed. 



Parasitic on the eggs of the white-marked tussock moth 

 {Hemerocampa leucostigmd) . 



Trissolcus Ashmead. 

 Key to Species. 



1. Legs, except coxae, and antennal scape pale brochymenae 



Legs, in part, and scape blackish 2 



2. Scutellum rugoso-punctate, subopaque or punctate 3 



Scutellum smooth, impunctate 4 



- 3. First flagellar joint shorter than pedicel murgantiae 



First flagellar joint ae long as or longer than pedicel. ..euschisti 



