Ranger Robb: Papilio indra fordi, JOTR 18842, 9 April 1980, East End of Cottonwood Mtns, Joshua Tree National Monument, CA John F. Emmel
Ranger Robb: Papilio indra fordi, JOTR 18842, 9 April 1980, East End of Cottonwood Mtns, Joshua Tree National Monument, CA John F. Emmel_1
Ranger Robb: Papilio polyxenes rudkini, JOTR 18823, 20 February 1977, Pinto Wye, Joshua Tree National Monument, J.D. Ansley
Ranger Robb: Papilio polyxenes rudkini, JOTR 18823, 20 February 1977, Pinto Wye, Joshua Tree National Monument, J.D. Ansley_1
Ranger Robb: Papilio rutulus, JOTR 18836, 22 May 1983, Tehachapi, CA. Turner
Ranger Robb: Papilio rutulus, JOTR 18836, 22 May 1983, Tehachapi, CAA. Turner_1
Ranger Robb: Pontia protodice, female, JOTR 18846, 09 June 1983, Twentynine Palms, CA A. Turner
Ranger Robb: Pontia protodice, female, JOTR 18846, 09 June 1983, Twentynine Palms, CA A. Turner_1
Ranger Robb: Pontia protodice, male, JOTR 18845, 16 April 1977, Covington Flats, Joshua Tree National Monument, CAP.D. Ansley
Ranger Robb: Pontia protodice, male, JOTR 18845, 16 April 1977, Covington Flats, Joshua Tree National Monument, CAP.D. Ansley_1
Ranger Robb: Pontia beckeri, JOTR 18843, 22 June 1966, The Top of Mount Ryan, Joshua Tree National Monument, CAJ.K. Baker
Ranger Robb: Pontia beckeri, JOTR 18843, 22 June 1966, The Top of Mount Ryan, Joshua Tree National Monument, CAJ.K. Baker_1
Ranger Robb: Pontia sisymbrii, JOTR 18875, 14 April 1987, Eureka Peak, Joshua Tree National Monument, Gordon F. Pratt (1)
Ranger Robb: Pontia sisymbrii, JOTR 18875, 14 April 1987, Eureka Peak, Joshua Tree National Monument, Gordon F. Pratt (2)
Ranger Robb: Anthocharis lanceolata desertolimbus, JOTR 18847, 31 May 1977, Juniper Flats Rd., Joshua Tree National Monument, CAP.D. Ansley
Ranger Robb: Anthocharis lanceolata desertolimbus, JOTR 18847, 31 May 1977, Juniper Flats Rd., Joshua Tree National Monument, CAP.D. Ansley
Ranger Robb: Anthocharis cethura, JOTR 18873, 14 April 1987, Eureka Peak, Joshua Tree National Monument, Gordon F. Pratt
Ranger Robb: Anthocharis cethura, JOTR 18873, 14 April 1987, Eureka Peak, Joshua Tree National Monument, Gordon F. Pratt_1
Ranger Robb: Anthocharis sara, JOTR 18871, 14 April 1987, Eureka Peak, Joshua Tree National Monument, Gordon F. Pratt
Ranger Robb: Anthocharis sara, JOTR 18871, 14 April 1987, Eureka Peak, Joshua Tree National Monument, Gordon F. Pratt_1
Ranger Robb: Euchloe hyantis, JOTR 18874, 12 April 1986, Berdoo Canyon, Joshua Tree National Monument,
Ranger Robb: Euchloe hyantis, JOTR 18874, 12 April 1986, Berdoo Canyon, Joshua Tree National Monument, _1
Ranger Robb: Phoebis sennae, male, JOTR 18833,30 May 1983, Twentynine Palms, CAA. Turner
Ranger Robb: Phoebis sennae, male, JOTR 18833,30 May 1983, Twentynine Palms, CAA. Turner_1
Ranger Robb: Phoebis sennae, female, JOTR 18834,20 August 1983, Twentynine Palms, CAA. Turner
Ranger Robb: Phoebis sennae, female, JOTR 18834,20 August 1983, Twentynine Palms, CAA. Turner_1
Ranger Robb: Phoebis agarithe, male, 23 December 2014Indio, Riverside County, California Robb Hannawacker_1
Ranger Robb: Phoebis agarithe, male, 23 December 2014Indio, Riverside County, California Robb Hannawacker
Ranger Robb: Phoebis agarithe, female, 27 November 2014 Chiriaco Summit, Riverside County, California Robb Hannawacker (2)
Ranger Robb: Phoebis agarithe, female, 27 November 2014 Chiriaco Summit, Riverside County, California Robb Hannawacker (1)