Feb., 1919] Notes on the Near die Nusa 247 



lateral vittas, and lunules of thorax, densely white to silvery pruinose; 

 coxffi, occiput below and median percurrent, thoracic vittae gray pruinose. 

 Short pile on thoracic vittae black, as are also thoracic and scutellar 

 bristles. Mystax of short, stubby black bristles, decumbent pile of 

 face white; beard and most of hair of legs grayish; pleural hair and 

 tufts a little tawny. Abdominal pile pale, short on middle segments, 

 longer at sides especially toward the base. Two stout black bristles 

 on each side of segment 2, one each on segments 3-5. Abdomen 

 reddish brown, blackish at sides, especially on segments 4-6, segments 

 6-7 and hypopygium mostly ^^ellowish red. Forceps and claspers as in 

 Figure 3. Wings clear with distinct fuscous clouds at base, at apex 

 of basal cells and at apex of discal cell, following to some extent the 

 neighboring veins. In one specimen the anterior branch of third vein in 

 each wing has a stump. First posterior cell closed before border of 

 wing. Length 17-20 mm. 



Type, a male from Nueces River, Zavalla Co., Texas, 

 April 26, 1910, Hunter and Pratt, (U. S. N. M.). 



Other specimens examined: San Diego, Texas, May 7, 



E. A. Schw^arz, (U. S. N. M.) ; Los Borregos, Brownsville, Texas, 

 June 5, 1904, H. S. Barber, (U. S. N. M.). 



Nusa abdominalis Brown. 



Nusa abdominalis Brown, Bamum. Two new species of Asilids from New 

 Mexico. Kansas University Quarterly, 6, No. 2, April, 1897, p. 103. (Cuba, 

 Bernalillo County, N. Mex.) 



Ground color of head and thorax black; face and occiput densely 

 covered with silvery gray pruinosity, rather copious decumbent pile of 

 face, mystax and beard of same color. Thorax also almost entirely 

 covered with pruinosity, in this case yellowish gray, leaving ground color 

 exposed above in two narrow vittae anteriorly and two broad, posteriorly 

 arcuated and medianly interrupted transverse fascias on posterior part 

 of thorax. Tufts of hair in front of halteres and short pile of pleura, 

 coxae, etc., silvery gray; bristles around edge of thoracic disk, and on 

 scutellum tinged with yellowish. Abdomen honey yellow, with sparse 

 short pale pile and stout pale bristles, 2-3 on each side of second and 

 1-2 on each side of following abdominal segments. Legs about same 

 color as abdomen, femora black apically; front tibice black apically, 

 other tibiae chiefly and tarsi entirely black; hairs and bristles yellowish. 

 Wings hyaline, slightly yellowish tinged ; all posterior cells closed remote 

 from margin. Hypopygium as in Fig. 4. Length 11-13 mm. 



Specimens examined: Bill Williams Fork, Ariz., Aug., 



F. H. Snow. (Hine). 



Two specimens, the general coloration of which is obscured 

 by grease suffusion, differ from the foregoing by having the legs 

 black (except base of tibiae faintly reddish). They may be 

 known as variety atripes new variety. 



