40 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 6J> 



Mexico: Sierra Madre, Chihuahua, July 27 (C. H. 



T. Townsend). Cordoba, December 17, 1907 (F. 



Knab). 

 New Mexico: Las Vegas, July 8-August 14, 1901 



(H. S. Barber). 



South Dakota: Hot Springs ( ). 



Texas: Devils River, May 5, 1907 (F. C. Pratt). 



SIMULIUM HUNTERI Malloch 



SimuUutn hunteri Malloch, U. S. Dept. Agr., Bur. Ent., Ser., No. 26, 1914, 

 p. 59. 



A fairly large species, fore coxae yellow; frons shining; eyes 

 less conspicuously incised than in virgatuvi; three distinct mesonotal 

 vittae; fore tibia with whitish pollinose patch; fore tarsi broad- 

 ened; last four tergites shining black. Ovipositor: Similar to 

 pictipes. Anal lobe curved posteriorly, truncate tipped, chitinized 

 before, infuscated behind. Arms of genital rod with rounded dark 

 tooth centrally, the apex broadly expanded and darkly colored. 

 (Figs. 71 and 72.) 



No male. A widely distributed western species. The type series 

 bear the label " On cow." Twenty-eight specimens. 



Type locality. — Virginia Dale, Colo. Type in U. S. National 



Museum, Cat. No. 15415, U.S.N.M. 

 Distribution. — Alaska: Seward, July 25, 1921 (J. M. Aldrich). 



British Columbia : Ainsworth, July 11, 1903 



(A. N. Caudell). Glenora (H. F. Wichkam). 



Laggan, August, 1906 (Dyar and Caudell). 



Kwinitsa, August 14, 1919 (H. G. Dyar). 



Colorado: Virginia Dale, September 31, 1912 



(F. C. Bishopp). 

 New Mexico: Beulah, August 15 (T. D. A. 

 Cockerell). Havey's Ranch, 10,000 feet, August 

 28, 1916 (C. H. T. Townsend). 



SIMULIUM SAYI. new species 



Simulium hunteri Malloch (part), U. S. Dept. Agr., Bur. Ent.. Tech. Ser. 

 No. 26, p. 59. 



(A medium-sized species distinguished from others of the group 

 by the dark coxae ; grayish opaque frons ; dark legs, the basal parts 

 of mid and hind basitarsi and basal parts of hind second tarsus 

 yellowish; no pollinose patch on the fore tibia and slender fore 

 tarsi; last four tergites shining. /S. hunteri has the fore coxae 

 yellow, the frons shining, the fore tibia with a pollinose patch and 

 the fore tarsi broadened. Female hypopygium : Similar to hunteri; 



