No. 22.] HYMENOPTERA OF CONNECTICUT. 209 



Type locality: New Haven, 14 May, 1906, 6 July, 1904 (B. 

 H, W.). Bred from the immature stages of a host in connection 

 with the rearing of Priophorus acericauUs, which causes maple 

 stems to be detached from trees prematurely. 



*M. connecticutorum Viereck (new species). 



Color nearly as in Habrobracon gelechice, but pale portion of 

 abdomen brownish, the brownish color of abdomen occupying all 

 the dorsum excepting most of first segment and a longitudinal 

 blackish streak down the middle from the apex of second seg- 

 ment to near the apex of the abdomen. 



Type locality: New Haven, 6 July, 1904 (H. L. V.). 



Habrobracon (Ashmead) W. J. Johnson. 



H. gelechiae (Ashmead). 



Length 2-3 mm. ; head and thorax mostly black ; antennae com- 

 paratively slender, the second joint of the flagel at least twice as 

 long as thick, head with a yellowish or yellow margin along the 

 upper and inner eye margins, mandibles yellow with dark tips ; 

 coxae more or less black with brownish or stramineous tips, some- 

 times with the apical half of the hind pair brownish, hind femora 

 mostly stramineous or brownish stramineous ; abdomen mostly 

 densely sculptured and dull, the first dorsal plate in the female 

 not parallel-sided and distinctly wider at apex than at base, in the 

 male hardly wider at apex than at base and parallel-sided ; second 

 dorsal segment without furrows ; membranous portion of first 

 dorsal segment yellowish ; rest of dorsum black in the female, in 

 the male blackish with the second segment entirely yellowish, or 

 yellowish with a blackish stripe down the middle, and the third 

 segment more or less yellowish. » 



This species is on record as a parasite of (Gelechia) Phthor- 

 imcca cinerella, and the American tent-caterpillar (Malacosoma 

 americana), and has been collected in West Haven, 27 June, 1905, 

 West Thompson, 12 July, 1905, and Colebrook, 21 July 1905 (H. 

 L. v.). 



Iphiaulax Foerster. 

 Subgenus Monogonogastra Viereck. 



Head, thorax and propodeum black ; abdomen reddish or red, 

 elliptical, not longitudinally striate, the second dorsal segment 

 14 



