288 U. S. NATIONAL MUSEUM BULLETIN 2 1 6 part 3 



near Rodeo, and Torrance Co.); Oklahoma (Kenton); Texas (The 

 Basin in Big Bend National Park at 5,000 to 6,000 ft., Davis Alts., 

 Fort Davis, 18 miles west of Fort Davis, 6 to 10 miles and 25 miles 

 west of Fort Davis on Texas Route 166 at 5,000 ft., Green Gulch 

 in Big Bend National Park at 5,000 ft., Headquarters of Big Bend 

 National Park at 3,500 ft., Sanderson, Station Elena in Big Bend 

 National Park at 2,100 ft., and Tornillo Flats in Big Bend National 

 Park at 2,500 ft.); and Mexico (Aguascalientes at 6,225 ft., Buena 

 Vista in Sierrra del Carmen in Coahuila at 6,000 ft., 8 miles south of 

 Canutilo in Durango, 15 km. north of Chapalilla in Nayarit, 34 miles 

 south of Chihuahua at 3,650 ft., 5 miles E. C. del Maiz, Durango at 

 6,300 ft., Encino in Durango at 6,200 ft., Guadalupe in Distrito 

 Federal, 33 miles south of Hidalgo del Parral at 6,400 ft., 60 miles 

 south of Hidalgo del Parral at 6,250 ft., Los Mochis in Sinaloa, Morelia, 

 North Central Mexico, Oaxaca, 3 miles north of Oaxaca, Pachuca in 

 Hidalgo at 7,300 ft., Puerta de la Goriona in Sierra del Carmen in 

 Coahuila at 4,900 ft., 5 miles north of Salamanca at 6,000 ft., 17 

 miles north of Saltillo at 4,850 ft., 14 miles north of Saltillo at 4,550 

 ft., San Juan del Rio and 10 miles east of San Juan del Rio in Queretaro 

 at 6,500 ft., 10 miles northeast of San Luis Potosi at 6,200 ft., 15 km. 

 east of Sombrerete in Zacatecas, Sonoyta in Sonora at 1,500 ft., 

 Teotihuacan Pyramids, Valle del Yaqui in Sonora, Villa Guadalupe 

 in Jalisco, and 10 km. west of Zitacuaro in Michoacan). 



Collecting dates are distributed mostly from April 20 to October 30. 

 Those outside of this range are: March 6 at Indio, Calif.; April 4 at 

 Sonoyta, Sonora, Mexico; November 2 at Theba, Ariz.; and December 

 6 at Blythe, Calif. 



This subspecies ranges from western Texas and Oklahoma to south- 

 ern California, and southward into Mexico. Over much of its range 

 it is the commonest form in the genus. 



3b. Compsocryptiis calipterus brevicornis Cameron, new status 



Figure 360 



Campsocrypius (!) brevicornis Cameron, 1903, Invert. Pacifica, vol. 1, p. 127; 

 ?. Type: 9, Claremont, Calif. (London). 



Average size a little larger than in the subspecies calipterus and 

 flagellar segments averaging a little shorter, the second segment of 

 female flagellum about 3.0 as long as wide. 



Ground color ferruginous. Basal two-thirds of male flagellum 

 fulvous but usually more or less fuscous above, the first segment 

 alwajT^s with some fuscous above; male flagellum usually with an in- 

 distinct paler fulvous or yellowish band at about midlength; female 

 flagellum fuscous or dark brown, the basal three segments more or 

 less fuscofulvous and near the middle usually with a white or whitish 



