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Mexico, Chihuahua, In oak-juniper forest near Microondas San Luis, near Chihuahua-Sonora border and US border. 31° 19' 30.7" N, 108° 45' 20.8" W. 2074 m.

Mexico, Chihuahua, Llano at Tres Castillos. 29° 23' 3.0" N, 105° 39' 58.7" W.

Pennsylvania, Millcreek Hazardous Waste area

Mexico, Chihuahua, 1 mi N of Yepomera, 29° 3' 35.8" N, 107° 51' 27.6" W.

Mexico, Baja California Sur, Canon San Bernardo, 2-3 km by road W of Boca de La Sierra

Mexico, Chihuahua, Rancho El Ojito, 2422 m elevation. 27° 42' 21.8" N, 107° 42' 35.1" W.

Colorado, on Hwy 109, ~0.2 mi S of mm (mile marker?) 25.

Colorado, Mesa Verde National Park on RMO doorstep

Mexico, Durango, Ejido San Dionisio, Mpio. Tlahualilo, Durango, 1111 m elevation. 26° 12' 9.1" N, 105° 41' 47.2" W.

New Mexico, 10 miles west Winston

New Mexico, 7 miles W Horse Springs

Mexico, Chihuahua, mpio Coyame, Ejido el Alamo, 939m 29 32' 36.4" N. 104 52' 23.0" W

Colorado, Mesa Verde National Park, Chapin Mesa, S end of Frame Housing Loop

Colorado, Mesa Verde National Park, Chapin Mesa Headquarters

Colorado, Mesa Verde National Park, Chapin Mesa 100 yd N of Balcony House parking lot

Colorado, Mesa Verde National Park, Chapin Mesa,mile 15.5

Colorado, Mesa Verde National Park, Chapin Mesa Mummy Lake

Colorado, Mesa Verde National Park, Chapin Mesa picnic area

Mexico, Chihuahua, mpio Camargo, Rancho el Virulento de Afuera, sierra de Virulento, 1775m. 28 45' 50.5" N. 104 19' 12.8" W.

Mexico, Chihuahua, unnamed sierra, not el Virulento, S. of Rancho El Virulento

Mexico, Chihuahua, canyons of Sierra el Virulento 1602m 28 47' 43.1" N. 104 19' 1.9" W

Mexico, Chihuahua, Rancho Santa Lucia, mpio Coyame. 29 32' 30.3" N. 105 19' 53.3" W. 1534m

Mexico, Durango, mpio Lerdo, Microondas El Toro. 1368m 25 15' 52.2" N. 103 31' 51.1" W.

Mexico, Chihuahua, Ejido El Alamo on Rio Conchos. 29 32' 16.4" N. 104 52' 23.0" W. 939m

New Mexico, 2 miles N of Isleta Pueblo

Mexico, Chihuahua, Rancho Epigmenia, 1561m. 27 47' 55.7" N. 104 9' 0.4" W

Mexico, Chihuahua, Mountains N. of arroyo Camuchil, Batopilas

Mexico, Chihuahua, km 10 Casas Grandes-Colonia Juarez Rd

Mexico, Chihuahua, Rancho Honorato de Abajo. 1380m. 27 56' 47.6" N. 104 6' 47.9" W.

Mexico, Chihuahua, Arroyo de Dolores, Batopilas, 435m. 27 1' 34.1" N. 107 45' 44.5" W.

Mexico, Sonora, Sierra Seri, 28 59' 10" N. 112 6' 0.8" W.

Mexico, Chihuahua, mpio Jimenez, Sand Dunes at Rancho La Soledad, 7 km E. Estacion Carillo. 1136m. 26 53' 54.1" N. 103 51' 22.4" W.

Mexico, Durango, Tlahualilo, Ejido de San Dionisio. 1111m. 26 12' 9.1" N. 103 41' 47.2" W.

Mexico, Chihuahua, Rancho El Alpine. 1607 m. 29 46' 35.3" N. 105 17' 59.2" W.

Mexico, Chihuahua, Rio Papigochi at La Junta, mpio Guerrero. 28 27' 54.0" N. 107 19' 39.4" W.

Mexico, Chihuahua, Basogochi de Aboreachi, mpio Guachochi. 27 5' 26.3" N. 107 14' 40.3" W. 2400m

Mexico, Durango, mpio Tlahualilo, 26 15' 31.1" N. 103 36' 48.8 W. 1112m

Mexico, Chihuahua, Rancho La Bamba 30 5' 11.7" N. 105 24' 30.9" W. 1390m

Mexico, Chihuahua, Basogochi de Aboreachi, mpio Guachochi. 27 12' 12.2" N. 107 22' 45.0" W. 2409m

Mexico, Chihuahua, Ranchos El Virulento de Adentro & El Virulento de Afuera. 28 45' 50.5" N. 104 19' 12.8" W.

Mexico, Chihuahua, Entronque la Paloma 1456m. 29 45' 44.3" N. 105 19' 6.2" W.

Colorado, Co Rd. 43, 2.3 mi S. Jct Hwy 94

Colorado, Co Rd. 43, 3.1 mi S. Jct Hwy 94

Mexico, Chihuahua, Rancho el Ojito, 2422m. 27 41' 21.8" N. 107 42' 35.1" W.

Mexico, Chihuahua, La Perla, Cerro el Macho, La Canada. 1610m. 28 18' 21.4" N. 104 33' 7.3" W.

Mexico, Chihuahua, 2 km S. San Juanito-Basaseachi and Rd to Maguarichi, 28 1' 8.1" N. 107 48' 57.4" W. 2313m

Mexico, Chihuahua, Ejido Dolores, Guadalupe y Calvo. 25 58' 57.6" N. 107 10 11.5" W. 954m

Mexico, Chihuahua, Arroyo El Camuchil, Batopilas. 27 1' 34.1" N. 107 45' 44.5" W. 435m

Mexico, Chihuahua, Rancho el Escondido. 29 55' 12.6" N. 105 32' 9.8" W.

Mexico, Chihuahua, Canyon de Balleza 26 57' 45.7" N. 106 26 0.6" W. 1699m