No. 22.] HYMENOPTERA OF CONNECTICUT. 571 



''A. subaptera Ashmead. 



Head black ; thorax and abdomen piceous brown ; antennae 

 piceous, the scape and pedicel brownish yellow ; legs brownish 

 yellow; wings of female abbreviated. Length 2.2 mm, 



Belyta Jurine. 

 Key to Species. 



Marginal cell closed erythropus 



Marginal cell open at apex texana 



°B. erythropus Ashmead. 



Shining black. Antennse and legs rufous or reddish yellow. 

 Wings subfuscous. Abdominal petiole striate. Length 3-4.5 

 mm. 



^B. texana Ashmead. 

 Polished black. Antennse reddish, darker toward the tips 

 in the male. Legs reddish yellow. Wings hyaline, petiole rugose, 

 without any raised lines. Length 3-4 mm. 



Oxylabis Foerster. 



Key to Species. 



Scutellum with a single fovea at base spinosa 



Scutellum with two fovese at base bifoveolata 



°0. spinosa Provancher. 



Black. Legs and antennae rufous. Wings subfuscous, the 

 marginal cell almost closed. Length 2.5 mm. 



°0. bifoveolata Brues. 



Black. Legs fuscous, varied with rufous. Antennae fuscous, 

 black at the base. Wings hyaline, the marginal cell completely 

 closed. Length 3 mm. 



Miota Foerster. 

 Key to Species. 



Marginal cell twice as long as marginal vein mellipes 



Marginal cell three times length of marginal vein similis 



°M. mellipes Say. 



Polished black. Female antennae filiform, the flagellum fus- 

 cous. Legs honey-yellow. Length 2.5 mm. 



