764 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 



of Natural History, two in the collection of the American En- 

 tomological Society at Philadelphia, and the fifth is in the col- 

 lection of the Conn. Agricultural Experiment Station at New 

 Haven, Conn. 



" Male. — The male differs from the female as follows : — 

 greater part of lateral face of pronotum straw-color ; an approxi- 

 mately right-angled band on the mesoepisternum, posterior mesal 

 half of pectus, and basal half of venter entirely, straw-color; 

 intermediate coxae black only at base above, the posterior coxae 

 except inside and inner longitudinal half beneath, and the apical 

 two-thirds of the posterior tibiae black (continued to base above). 



"Length. — Female 11-13 mm.; male 11 mm. 



" The male is here for the first time described, and is the only 

 one that I have seen. It belongs in the collection of the Boston 

 Society of Natural History. 



" This subspecies approaches fisheri Rohwer from Maryland, 

 and may prove to be the same." 



Type locality : Farmington, Connecticut. Westville, New 

 Haven, 17 June, 1905 (W. E. B.). 



(For key to other species of Tenthredo, see page 83). 



ICHNEUMONOIDEA. 

 VIPIONID^. 



Habrobraccnidea Viereck. 

 Related to Habrohracon (Ashmead) Johnson, from which it 

 may be known by the antennae being practically as long as the 

 body and filiform, by the second abscissa of the cubitus being dis- 

 tinctly shorter than the first abscissa of the radius, by the pres- 

 ence of a median longitudinal embossed area on the second and 

 third dorsal abdominal segments, and by the Atanycolus-Wke 

 habitus. 



*H. bicoloripes Viereck. 

 Female: Length 3.5-5 mm.; black and shining; first joint 

 of flagel a little longer than the second, superior and posterior 

 orbits, the latter above, more or less brownish; mesosternum 

 brownish ; wings infuscated, second abscissa of radius as long as, 

 or a little shorter than, the first transverse cubitus, and a little 

 longer than the second transverse cubitus; hind coxae, trochan- 

 ters and femora reddish ; propodeum with a median longitudinal 



