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National Park Service U.S. Department of the Interior Joshua Tree National Park

Name Abundance

Southwestern Blind Moist areas in canyons, rocky slopes and boulder piles, common Leptotyphlops humilis humilis and among the roots of shrubs; northern section.

Desert Blind Snake Sandy hills and rocky slopes where soil moisture is pres- common Leptotyphlops humilis cahuilae ent; southern section.

Desert Rosy Boa Rocky hills and canyons. special concern Lichanura trivirgata gracia

Mojave Prefers sandy areas, but also occurs on hard pan or in common occidentalis candida rocky areas; northern section.

Desert Glossy Snake Sandy fl ats; southern section. common Arizona occidentalis eburnata

Mojave Shovel-nosed Snake Sandy desert, creosote bush and dune areas. Occasionally common Chionactis occipitalis occipitalis in rocky canyons and on rocky slopes.

Desert Night Snake Most common in rocky areas. common Hypsiglena torquata deserticola

California Kingsnake Found in all communities; most common in canyons with common Lampropeltis getula californiae water.

Red Coachwhip Prefers open areas with high visibility. common Masticophis fl agellum piceus

California Striped Racer Most common in pinyon-juniper woodland; northwest common Masticophis lateralis lateralis section.

Western Leaf-nosed Snake Areas of mixed sandy and rocky soil. common Phyllorhynchus decurtatus perkinsi

Sonoran Gopher Snake Creosote bush scrub; southern section. common catenifer affi nis

Great Basin Gopher Snake Creosote bush scrub, pinyon-juniper and Joshua tree common deserticola woodlands, desert riparian community; northern section.

Western Long-nosed Snake Creosote bush and pinyon-juniper woodlands. common Rhinocheilus lecontei lecontei

Desert Patch-nosed Snake Creosote bush scrub, desert washes; southern section. rare hexalepis hexalepis

Mojave Patch-nosed Snake Most common on sandy valley fl oors; northern section. common Salvadora hexalepis mojavensis

Smith’s Black-headed Snake Desert riparian, pinyon-juniper and Joshua tree woodland; common hobartsmithi creosote bush and alkali scrubs; perennial .

California Lyre Snake Rocky foothills, canyons, and mesas. common Trimorphodon biscutatus vandenburghi Western Diamondback Snake Areas with fairly thick vegetation; southern section. common atrox

Mojave Desert Sidewinder Sandy , occasionally in rocky areas. common Crotalus cerastes cerastes

Colorado Desert Sidewinder Sandy, south-facing canyons; southwestern section. common Crotalus cerastes laterorepens

Southwestern Speckled Rocky slopes, canyons, rock outcrops common Crotalus mitchelli pyrrhus

Red Diamond Rattlesnake Brush shrouded granite boulders and patches; common ruber western section.

Mojave Rattlesnake Desert fl ats; northwestern edge only. common Crotalus scutulatus scutulatus

Southern Pacifi c Rattlesnake Pinyon-juniper woodland communities; northwestern common Crotalus helleri section.