DESCRIPTIONS OF SEVEN SPECIES OF ASILUS. 



(Family Asilidae). 



Jas. S. Hine. 



This genus was considered in Volume II, pages 13()-172 of 

 the Annals of the Entomological Society of America, and 

 Banks added one additional species and gave a key to a section 

 of the genus in Psyche, Volume XXI, page 131. Since pub- 

 lishing on these robberfiies I have accumulated much material 

 and from this the following additional species are described at 

 this time. 



Asilus gilvipes n. sp. 



Large reddish species, legs all red with black bristles, posterior 

 margin of the scutellum with four bristles, wings hyaline, oviduct 

 conical, male forceps short. Total length 20 mm. 



Face and front yellow pollinose, mystax composed mostly of yellow 

 bristles, but with a few black ones above, beard straw yellow, antennae 

 palpi and proboscis black; thorax yellow pollinose, bristles of the dorsum 

 black, wings hyaline, legs in all their parts red with black bristles; 

 abdomen yellow pollinose, middle parts of the segments darker, giving 

 a banded appearance, bristles mostly yellow; ovipositor short and 

 distinctly conical, male forceps about as long as the seventh abdominal 

 segment. 



Holotype female from Saguache, Colorado, collected July 16, 

 1911, by A. K. Fisher, in the author's collection. An additional 

 male and female with the same data, and an injured male from 

 New Mexico belonging to the American Museum of Natural 

 History. 



Asilus comosus n. sp. 



A rather large robust species with a hairy body, large mystax and 

 brownish wings. Coxse and basal half or more of the femora black, 

 remainder of the legs red. Length of the female IS mm. 



IMystax very large, long and black, reaching nearly to the base of the 

 antennae, beard pale yellowish, postorbital bristles numerous and black. 

 Thorax with numerous long black bristles dorsally, scutellum distinctly 

 hairv above and with several long black bristles on the posterior margin. 

 Wings plainly tinged with brown, nearly uniform colored all over, 

 legs black to' beyond the middle of the femora, otherwise red, with 

 black bristles and pale hair. Abdomen dark, hind borders of the 



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