118 



U.S. NATIONAL MUSEUM BULLETIN 277 



Figure 78. — Scenopinus beameri (D. E. Hardy), male, female: a, wing; b, d, lateral and 

 frontal aspects of male head; c, e, lateral and frontal aspects of female head;/, g, enlarged 

 details of male and female antennae; h-j, ventral, lateral and posterior aspects of male 

 terminalia; k, ventral aspect of female 8th and 9th segments (Dep.= depression); /, lateral 

 aspect of female 8th and 9th segments; m, female 9th sternum and bursa. 



Banker); 1 cf, 1 9 , in copula, Prescott, Arizona, 20 June, (H. S. 

 Barber) (USNM). 



80. Scenopinus bryanti, new species 



Figure 79 



Female. — Head dark red-brown; eyes black-brown, with a thin 

 postocular rim; frons rugose, swollen above the antennae, with a 

 median elongate depression on the lower half, thinly covered with 

 short hairs; mouthparts well developed, palpi long but not as long as 

 rostrum; a band of silvery pile around the oral opening not extending 

 to eye margins or above antennal bases. Ocellar triangle two-thirds 

 width of frons and set off from frontal area; ocelli orange-red. Antennae 

 red-brown; first segment short; second twice as large; third not twice 

 as long as broad; see figure. 



Thorax dorsum dark red-brown; humeral and supra-alar calli and 

 scutellum red-brown; pleurum red-brown. Wings hyaline, dusted with 

 brown, veins brown; veins R5 and Ml + 2 widely separated on wing 

 margin, cell R4 small. Legs with red-brown femora and tibiae, tarsi 

 light red-brown. 



Abdomen red-brown, eighth tergum concave on posterior margin. 

 See figure for details of eighth segment and bursa. 



M ALE . — Unknown . 



Length: Female body 2.8 mm., wing 2.2 mm. 



