86 EDWARD NORTON. 



of lanceolate cell, which is without cross nervure; under wings with two inner 

 cells, their lanceolate cell long and receiving the cross-nervure within the tip 

 as in flavipes. 



Var. 9 . — First joint of antennae black ; all the femora with a wide black 

 band. 



Near Cordova, Mexico. (Prof. Sumichrast.) Two specimens. 



Macrophya exoavata, Norton. 



Var. 9. — The basal half of third and the two basal joints of antennae rufous; 

 labrum and two spots above, part of tegulse, base of metathorax, first visible 

 segment of tergum rufous, the whole edge of collar, a large spot beneath tegulse, 

 basal plates and tips of tergum, white ; legs as in excavata; wings more smoky, 

 under wings without inner cell, their lanceolate cell not coinciding with cross- 

 nervure, but withdrawn as usual in Macrophya; sculpture and form as in ex- 

 cavata. 



Texas. (Belfrage.) One specimen. 



Lophj rus fulva, n. sp. 



<j) .—Length 0.30; br. wings 0.65 inch. — Antennas 13-jointed, black. Color 

 yellow-brown; a lunate mark through ocelli, touching base of each antenna, 

 scutel, metathorax and band on first segment of tergum, spot on breast and 

 lower half of venter, black; legs pale yellowish, tarsi tipped with black, hinder 

 tarsi darkest; wings faintly smoky. Antennae short, quite thickened in middle, 

 tapering to ends, subserrate beneath ; head not as wide as thorax ; body quite 

 stout; spurs simple; lanceolate cell of wings closed in middle, supetiolate, 

 without oblique cross-line. 



Texas. One specimen. (Coll. Am. Ent. Soc.) 



Cephus cinctus, n. sp. 



%. — Length 0.28; br. wings 0.56 inch. — Color black; a square spot on the 

 nasus, a spot curving around each lower orbit and on the middle of each man- 

 dible yellow; tegulse and a spot under each wing, under the neck, on pectus, 

 the sides of basal plates, an irregular dentate band widest at sides, on the first, 

 second and fourth and on the sides of third, fifth and sixth, and apical seg- 

 ments of tergum, and on the apical edge of each segment of vertex, yellow; legs 

 vellow, growing reddish towards the tarsi, trochanters and the anterior pair of 

 femora before, black; wing smoky. Antennae slightly clavate, 18-jointed. 



Colorado. One specimen. (Coll. Am. Ent. Soc.) 



Xyela senea, n. sp. 



%. — Length 0.30: br. wings 0.72 inch. — Antennae black, head and thorax 

 bronze, with purple reflections, greenish about the face ; labrum and palpi pale 

 reddish; abdomen shining steel-blue; legs ferruginous, hinder tibiae blackish. 

 Third joint of antennae three times as long as the six remaining joints together^ 

 basal joint arcuate ; head and thorax delicately, closely sculptured ; claws with 

 a strong inner tooth ; wings hyaline, nervures as in tricolor. 



Texas. Five specimens. (Coll. Am. Ent. Soc.) 



This may be a variety of tricolor. On one of the wings is a sup- 

 plementary marginal cell. 



