OF NATURAL IIISTOnV. 7()9 



ft Separating nervure arcuated ; sec Jiid cubital cellule elongated ; the 

 nervure from the stigma inserted at its middle. 



Cklkukon. 



11. B. INESCATOR. — Palo dull yellowish ; palj.i and and IVet 

 whitish. 



Inhabits Indiana. 



9 Body dull yellow, witli a slight intermixture of honey-yel- 

 low, immaculate : antenna; blackish towards the tip: mandibles 

 piceous at tip ; wings liyaline, with a very slight dusky tinge, 

 and yellowish at base; nervurcs of the middle of the wing and 

 disk of the stigma fuscous : abdomen oblong subobovatc : oviduct 

 black, hardly half the length of the abdonjen : palpi long, white: 

 feet white. 



Length of the body two-twenty-lifths of an inch. 



12. B. PULLATOR. — Black ; abdomen atba.se and feet yellowish. 

 Inhabits Indiana. 



5> Body black, a little polished : autcnniu towards the base ob- 

 scure yellowish, first joint pale honey-yellow : moutli pale pice- 

 ous : mandibles at tip blackish; wings hyaline; nervures brown- 

 ish ; stigma fu.scous : tergum oblong sub-obovate, disk near the 

 base dark honey-yellow : oviduct longer than the abdomen, black : 

 feet pale honey-yellow. 



Length less than one-tenth of an inch. 



13. B. HONESTOR nob. Oontr. Macl. Lye. vol. i. p. 7H, belongs 

 also to this subdivision. 



14. B. PAULULOR. — Black; abdomen short ; feet whitish. 

 Inhabits Indiana. 



Body black : head large : antennae fuscous, obviously longer 

 than the body : mandibles yellowish : palpi white : [258] wings 

 hyaline ; stigma elongated, slender ; second cubit^il cellule elon- 

 gated, having the nervure from the stigma inserted at about one- 

 third its length : abdomen short : oviduct very short : feet honey- 

 yellow, a little dusky towards their tips. 



Length less than one-twentieth of an inch. 



The second cubital cellule is elongat^'d, but the descending 

 nervure from the stigma is inserted considerably behind the 

 middle. 



ttt Separating nervure between the radial and cubital cellule recUvato. 

 183.5.] 



