200 EDWARD NORTON. 



Vol-, a. 9. The white markings reddish-yelluw ; antennre at tip 

 heneath piceous ; coxa? wliite ; legs below trochanters honey-yellow ; 

 tibial spurs very long and with the claws rufous, (('t., N. Y.) 



% . AntennjB more flattened, fulvous beneath, third and fourth 

 joints of equal length; a spot below antennae and all the anterior an- 

 gle white; the whole tergum black. (Conn., N. Y.) 



Var. h. % . Colors reddish-yellow like Var. a; lower half of anterior 

 angle brighter reddish than the upper, with a marked dividing line; 

 bands on tergum as in 9) base of all the coxa) black. (Conn.) 



Var. c. Teguhi3 and upper half of anterior angle white, lower half 

 black. (New Jersey.) 



Var. (f. Tegulae and upper half of anterior angle rufous, lower half 

 black; apical half of venter blackish; uasus emarginatc; antenna) 

 shorter. (New Jersey.) 



Maine, Connecticut, New York, New Jersey, Pennsylvania, Illinois. 



None of the males have any orbital spots. 



12. Nematus luteolus, n. sp. 



Black; umuth, tegulje. anterior angle, apex of venter and legs (in part) ru- 

 fous; coxiB and trochanters pale. Length 0.18. Br. wings 0.40 inch. 



% . Antennae more than half the length of body, flattened, third and 

 fourth joints of ecjual length; head coarsely pitted, no distinct sutures 

 about ocelli ; edge of nasus and mouth beneath, teguhie, anterior angle, 

 (the latter with a darker centre,) whitish or honey-yellow ; apex of 

 venter ferruginous ; legs honey-yellow, part of coxae and trochanters 

 paler; basal half of coxae, tips of hinder tibiae and their tarsi black; 

 basal joint of tarsi pale; inner tooth of claws hardly as large as outer 

 and near it. Wings hyaline, costa at base pale. 



Maine, xMassachusetts, Connecticut, Illinois, English Iliver, (Smiths. 

 Inst.) Eleven % . 



1.".. Nematus satkatchewan, n. sp. 



Black; tcguUe black; breast rufous ,• legs mostly yellow-red ; wings hyaline. 

 Length 0.38. Br. wings 0.76 inch. 



$. Shining black; body long; antenna? long and slender, apical 

 joint shorter than the preceding; the ocelli, seen from before, are each 

 in a separate basin ; nasus incurved ; fourth joint of palpi short, fifth 

 and sixth longer and very slender; thorax polished; labrum piceous ; 

 a large chestnut-red spot on pectus; legs same color-; the trochanters 

 and anterior tarsi whitish ; posterior tibiae, except at their base, and 

 their tarsi black; anterior tibial inner spur stout, blunt, pilose so as to 

 appear bitid ; inner claw tooth large. Wings hyaline, stigma black. 

 J.ake Sathkatchewan, (Smiths. Inst.) One 9 . 



