No. 22.] HYMENOPTERA OF CONNECTICUT. 573 



Aclista Foerster. 



A. rugosopetiolata Ashmead. 



Polished black, pubescent. Scutellum with two foveas con- 

 nected by a furrow. Antennae usually stout. Metathorax rugose, 

 carinated. Legs brownish yellow. Length 2.6 mm. 



Psilomma Foerster. 

 °P. columbianum Ashmead. 



Polished black. Antennae and legs rufous. Wings subfus- 

 cous, the marginal vein punctiform ; marginal cell long and open, 

 faintly indicated. Metathorax subquadrate, rugose. Length 

 3.5-4 mm. 



Anectata Foerster. 

 °A. hirtifrons Ashmead. 



Black, shining, pubescent, the face with dense whitish pubes- 

 cence. Antennae rufous. Legs rufous or brownish yellow. 

 Wings hyaline, the marginal cell twice the length of the mar- 

 ginal vein. Antennae subfiliform in the female. Length 3.4 mm. 



SERPHID^. 

 Key to Genera. 



Parapsidal furrows distinct, or at least well indicated 



Disogmus p. 573 

 Mesonotum without trace of furrows Serphus p. 573 



Disogmus Foerster. 

 *D. obsoletus Brues. 

 Shining black, more or less brownish. Antennae brownish 

 yellow, darker at the tips. Mesonotum with indications of furrows 

 anteriorly. Legs brownish yellow ; tips of tarsi blackish. Length 

 2.5 mm. 



Type locality, Morris Cove, 20 May, 1904 (H. L. V.). 



Serphus Schrank. 



The species of this extensive genus are recognized by the 13- 

 jointed antennae, edentate mandibles, smooth convex mesonotum, 

 and abdominal stylus of the female. The hypopygium of the male 

 ends in two short spines. 



