212 EDWARD NORTON. 



% . Flagellum beneath rufous towards the tip ; the three basal seg-" 

 ments of abdomen rufous, legs paler before than those of female, ojnly 

 the tips of posterior tarsi black ; marginal cross-nervure curved ; base 

 of stigma and costa pale. 



Farmington, Conn. Not common. 



This may ultimately prove to belong^ to Strongylogaster. 



3. T. multicolor. 



Strongylogaster multicolor, Norton, Bost. Proc. ix, 1862, 120. 

 Testaceous ; base of antennse, vertex and thorax black : head, a spot on 

 pleura and the coxae yellow. Length 0.24. Br. wings 0.42 inch. 



% . — Body slender, not long; antennae short, compressed, third joint 

 hardly longer than fourth, color testaceous, paler at tip ; the two basal 

 joints black; head yellow, with a large' black vertical spot, orbits yel- 

 low ; teguloe, collar, a wide stripe across pleura, coxae and base of fe- 

 mora yellow ; remainder testaceous ; wings hyaline, basal half of stigma 

 waxen ; under wings without inner cell, outer cell not closed. 



9 — Antennae black, slightly serrate toward the tip as in the male, 

 nasus deeply notched. Head and thorax black where it is testaceous 

 in the male, outer orbital line interrupted with black, each segment of 

 tergum with a triangular black spot, widest toward apex and in its mid- 

 dle. Tarsi blackish above. 



^Maryland, (Uhler.) Taken May 28. Canada, (L. Provancher.) 2% . 



19. 



Tribe II. 

 Lanceolate cell with oblique cross-line; underwing with two inner cells. 



4. T. dubitatus. 



Taxonus duhitatus, Norton, Bost. Proc. ix. 1862, 119. 9 % • 

 Color yellow-red; head and metathorax black in 9 > part of thorax and ter- 

 gum black in %. Length 0.24— .26. Br. wings 0.48 — .55 inch. 



9 . — Color yellow-red, body very slender; antennae slender, black, first 

 joint globose, not much larger than second, third and fourth joints equal ; 

 head, polished black; eyes widely separated; each of the ocelli in a 

 distinct, circular, shining basin ; clypeus slightly emarginate, labrum 

 retracted, both white; mandibles and palpi yellowish; scutel, meta- 

 thorax and basal plates, blackish ; posterior tibite, except at base, and 

 tips of all the tarsi above, blackish ; spurs short, obtuse, claws without 

 perceptible inner tooth ; wings hyaline, edges of stigma and costa black. 



% . — The male has the apex of flagellum pale beneath ; abdomen 

 slender and compressed; upper half of pleura, apical half of abdomen, 

 and the sides of the basal half above, black; coxre and trochanters 

 whitish; posterior tibife like the others, with only the apical joints 

 of the tarsi and the claws black. 



