102 NATHAN BANKS. 



Family HEMEROBIID^. 

 iMegaloiuus inoestus Bauks. 



Two from Santa Fe, July, August (Cockerell). 



Megaloiuus latns Banks. 



From Beulah, July (Cockerell) ; Las Vegas Hot Springs, August 

 6th (Schwarz and Barber), and Pecos, August 12 (Cockerell). 



Micronius variolosa^ Hagmi. 



Several from Las Vegas (Cockerell) ; Las Vegas Hot Springs, 

 August 2-8 (Schwarz and Barber), and Pecos, June. 



MicromiiM moutanus Steph. 



One specimen from Beulah, July 27th (Cockerell). 



Heinerobius pacificuK Banks. 



Several specimens from Santa Fe, August (Cockerell), and Las 

 Vegas Hot Springs, August 11th (Schwarz and Barber). 



IIeiiierobiu$« iii«estus Bauks. 



Two from Las Vegas Hot Springs, Aug. 5-9 (Schwarz and Barber). 



Heinerobiiis cockerelli Banks. . 



Top of Las Vegas Range (Cockerell) ; Las Vegas Hot Springs, 

 August 6th (Schwarz and Barber). 



Hemerobius scliwarzi Banks. 



One from Mesilla (Morse). 

 Heiuerobius nmbrattis Banks. 



One from Albuquerque (Oslar). 

 Heiuerobins perparvus McLachlan. 



Various specimens from Mesilla (Cockerell), and Las Vegas Hot 

 Hot Springs, xVugust 5th (Schwarz and Barber). 



HeiuerobiuN angustus n. sp. — Body brownish throughout, an tenure 

 similar, the legs pale yellowish. Wings faintly clouded, ,neu ration dark brown, 

 but the longitudiual veins, especially in the middle of the wings, are dotted with 

 pale. The cubital vein broadly brown, and some of the anal veins and along the 

 anal margin also broadly brown ; the costal venation wholly brown ; some pale 

 spots along outer and posterior margins of wings. Hind wings hyaline, faintly 

 clouded along posterior margius, and at the pterostigma; the venation brownish, 

 the costals darker. Fore wings rather long and narrow, the costal region narrow 

 at V)ase ; first branch of radius connected back to radius before origin of second 

 branch. In the hind wings the radial sector at base is connected back to radius 

 to form a small closed cell near base of wing. Length 5 mm. ; expanse 10 mm. 



