2l6 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 



Stigma ; exserted portion of the ovipositor about twice as long as 

 the body. 



Stephanus Jurine. 



Megischus Brulle. 

 °S. rufipes Say. 



Length 5 mm. ; black, with reddish legs, the hind tarsi, how- 

 ever, dusky ; wings hyaline with a triangular fuscous maculation ; 

 exserted portion of the ovipositor as long as the abdomen. 



BANCHID^. 



Banchus Fabricius. 



Key to Species. 



1. Species mostly black or yellow, or both 2 



Species mostly reddish or almost entirely reddish; face, 



cheeks, tegulae, tubercles, mark on mesopleurae, scutel and 

 legs, more or less tinged with yellow; wings more or less 

 yellowish brown; apex of hind tibiae brown; spine of scutel 

 about as long as third joint of the antennae, the latter 

 mostly brown. Length 10 mm femigineus 



2. Species black and yellow; wings brownish yellowish; face yel- 



low excepting two black marks fused together above an- 

 tennae and a median black line extending from antennae 

 to clypeus; antennae dark brown; thorax black, ornamented 

 with yellow; abdomen black, with transverse bands of yel- 

 low; fore and mid coxae mostly yellow, hind coxae yellow, 

 brown, and black; rest of legs yellow or reddish and black- 

 ish; spine of scutel longer than width of one of the ocelli. 



Length 12 mm cressoni 



Species almost entirely yellow; antennae brown; vertex with 

 an interrupted, blackish transverse line; hind tibiae at tips 

 and tarsi brownish; wings almost clear, but tinted with 

 yellow; spine of scutel about as long as the eighth joint 

 of antennae. Length 9 mm pallescens 



°B. (Cidaphurus) cressoni Viereck. 

 B. (C.) pallescens Provancher. 

 Stafford, 24 August, 1905 (W. E. B.). 

 B. (C.) ferrugineus Provancher. 



Torrington, 7 July, 1905 (W. E. B.) ; New Haven, 17 June, 

 1911 (A. B. C). 



BRACONID^. 

 Key to Genera. 

 I. Clypeus not emarginate so as to form a semicircular opening 



with mandibles s 



