AMERICAN HYMENOPTERA. 333 



Ise, dark brown; metathoras and terguni black; sides of tergum, pleu- 

 ra, breast and venter brown; tip of venter and base of each segment 

 black; legs brown, tips of coxae and of femora paler; wings faintly 

 clouded, stigma dark, prolonged; marginal cross nervure nearly coin- 

 ciding with nervure below; cross nervure of 2nd brachial cell wanting; 

 a bulla in middle of 1st submarginal nervure, at base of 2nd and in- 

 distinctly at base of 3rd. 



Var. a. % . The yellow markings less distinct, black spots about 

 ocelli and antennae, the tergum irregularly brownish. Mt. Washington 

 summit (Baron Osten Sacken); 9 antennas 36 jointed, tergum brown- 

 ish, beneath pale. Penn. (Coll. Am. Ent. Soc). 



Massachusetts, N. H. 



This is much like L. ocreata Say, and were it not for the difference 

 in form of antennas and the inner spur on anterior legs, it might be 

 thought the same, although larger. 



2. L. brunuicans. 



Li/da hrxinnicans, Norton, Proc. Ent. Soc. Phil, iii, 1864, 15, 31, 9 • 

 Ofihre brown, with many yellow spots on head and body. Length 0.48. Br. 

 wings 1.06 inch. 



9 . Color dark testaceous; antennae long, slender, about 36-jointed, 

 color of body; head polished, with sparse punctures; edge of nasus 

 irregular, two oval spots on occiput, enclosed by two semilunate marks 

 which are enlarged at ends and touch the eyes; two obsolete spots above 

 and two larger spots outside of antennae, cheeks, edge of nasus, indis- 

 tinct spots on collar, on anterior lobe and base of middle lobe of meso- 

 thorax, scutel, postscutel, prothorax beneath, most of pleura, a spot 

 above posterior coxae, and edges of abdominal segments beneath, straw 

 white; legs color of body; wings ample, clouded, clearest at base, ner- 

 vures brown; marginal cross nervure coinciding with nervure below; 

 2nd brachial cell without cross nervure. 



Rocky Mts. — Colorado. (Coll. Am. Ent. Soc), One 9 . 



The abdomen is very long and wide. 



3. L. maculiventris. 



Lyda macalivzntris, Harris' Catalogue. (Not described.) 

 Black, with pale bands on venter. Length 0.40. Br. wings 0.78 inch. 

 % . Color black; antenna with 3rd joint as long as the 4th and 5th, 

 color luteous at base, darker toward tip, a black spot on basal joint above ; 

 a spot above e^'es, a wide band about lower half of orbits, nasus, man- 

 dibles, tegulae, sides of tergum and tips of five ventral segments, luteous ; 

 legs reddish luteous; coxae and a spot on the four anterior femora be- 

 neath black; wings hyaline, nervures piceous. 



