16 PKOCEEDINGS OF THE NATIONAL MUSEUM vol. iiq 



of first segment pale buff. Mesothoracic leg : coxa off white on outer 

 surface; femiu- and tibia dark bro^v^l with some pale buff flecks, a 

 pale buff fascia just beyond middle of tibia, apex of tibia pale buff; 

 tarsus dark brown dorsally, apices of first, second, and third segments 

 pale buff, apex of fourth segment pale buff laterally. Metathoracic 

 leg: coxa off-white; femiu" brown, heavily overlaid with pale buff; 

 tibia pale buff \^^th a few brown scales near base, a broad brown 

 fascia just before middle and apex, dorsal scale tuft pale buff; tarsus 

 dark brown externally, base of first segment and apices of all segments 

 pale buff. Alar expanse: 15-25 mm. Male genitaUa: as in figure 85 

 (RWH slide 2618). Heavily sclerotized flange of aedeagus with 

 moderately acute apex, ductus ejaculatorius simplex one-and-one-half 

 times length of aedeagus. Female genitaha: as in figure 139 (RWH 

 slide 3144). 



Food plant: Unknown. 



Type: Male, USNM. 



Specimens examined: 



Arizona: Maricopa, Pinal Co., IcT, Oct. 17, 1927, J. A. Kusche, CAS; 

 Kingman, Icf, Oct. 1-7, USNM; Mohave Co., Icf, Oct. 8-15, USNM; same 

 locality, Icf, BMNH; Paradise, Cochise Co., Oct. 1-7, USNM; 4 mi. ESE Pine, 

 5400 ft., Gila Co., 2^^, Sept. 5, 1961, R. W. Hodges, USNM; Prescott, Scf, 8? , 

 Oct. 1-30 (AB slide Aug. 16, 1933), USNM. California: Loma Linda, 1$, 

 Nov. 6, G. R. Pilate, AFB; Southern Calif., 1? (RWH slide 2619), USNM; 

 Willow Creek, Siskiyou Co., 14c?', Sept. 10-11, 1871, Walsingham (RWH slide 

 2879), BMNH, USNM. Colorado: Denver, Qd', Sept. 15, 1910, Oslar, 

 USNM; same locality, IcT, 4? (AB slide Aug. 11, 1933), USNM; Durango, Id", 

 19, Oslar, CAS, USNM; Glenwood Springs, 5d^, 1?, JiUy 16-September (AB 

 slides Aug. 4, 1933 and Apr. 30, 1937), USNM; same locaHty, 3cr, Aug. 2, 22, 

 1892, W. Barnes, USNM; same locality, 2d^, September 1906, BMNH, LACM; 

 Lamar, 40?, 1 9 , Sept. 24, 1945, E. C. Johnston (RWH slide 2573), CNC, USNM; 

 Larimer Co., 2cr, 19, June, 4d^, JiUy, 20cf, 29, August 1891, BMNH; Mesa- 

 verde, Ic?, Sept. 27, 1945, E. C. Johnston (RWH slide 2618), CNC; Rock Creek 

 Canyon, 3cf, Sept. 26-28, 1957, Margot May, CPK; no further locality, 11 cT, 

 BMNH, LACM, USNM. New Mexico: Bent, 2cr, 1 9 , 10.27, BMNH; Gallup, 

 Ic?, Sept. 11, 1961, R. W. Hodges, USNM; Jemez Springs, IcT, Oct. 1-7, USNM; 

 Mescalero, Id", 10.27, BMNH. Texas: Bosque Co., Icf, Oct. 6, 1876, Belfrage, 

 BMNH. Utah: Eureka, 2d', Sept. 6, 9, 1910, T. Spalding, USNM; Stockton, 

 3c?, 1 9 , Aug. 31-Sept. 10, T. Spalding (AB slides Aug. 8, 1933 and Apr. 29, 1937), 

 USNM. Wyoming: Torrington, Id, Sept. 2, 1948, R. E. Pfadt (JFGC slide 

 9896), USNM. 



Discussion: The maculation of barnesiella is relatively constant. 

 The major variation is in the amount of dark brown and red brown on 

 the forewing and thorax. Some specimens are very pale with the 

 basal and antemedial triangular dark markings as the prominent 

 features; others are moderately dark and have a general suffusion of 

 dark brown on the forewings. 



The frontal processes (fig. 61) are the major diagnostic feature of 



