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Crotalus scutulatus is a venomous pitviper (family Viperidae, subfamily Crotalinae) found in the deserts of the southwestern United States and deep into mainland Mexico. It is perhaps best known for producing two distinctly different venom types in different populations. Two subspecies are currently recognized. [9]
The black-tailed rattlesnake is found in the southwestern United States in Arizona, New Mexico and west and central Texas, and Mexico as far south as Oaxaca. Also it is found in the Gulf of California on San Estéban and Tiburón Islands. Its distribution reaches a maximum elevation of 2930 m, although it has been recorded at as high as 6900 ...
C. w. obscurus. Trinomial name. Crotalus willardi obscurus. Harris & Simmons, 1974 [1] Common names: New Mexico ridge-nosed rattlesnake.[2] Animas ridge-nosed rattlesnake, [3] Crotalus willardi obscurus is a venomous pitviper subspecies [4] found in northwestern Mexico and the Southwestern United States.
Crotalus viridis (Common names: prairie rattlesnake, [3][4] Great Plains rattlesnake, [5]) is a venomous pit viper species native to the western United States, southwestern Canada, and northern Mexico. Currently, two subspecies are recognized, including the prairie rattlesnake (Crotalus viridis viridis), the nominate subspecies, and the Hopi ...
The tiger rattlesnake (Crotalus tigris) is a highly venomous pit viper species found in the southwestern United States and northwestern Mexico. [1] [3] No subspecies are currently recognized. [3] The specific name tigris, (Latin for 'tiger'), refers to the many narrow dorsal crossbands, which create a pattern of vertical stripes when viewed ...
Description. C. lepidus. This small species rarely exceeds 32 in (81.3 cm) in length. It has a large, rounded head, and fairly heavy body for its size, with eyes with vertical pupils. Like other rattlesnakes, its tail has a rattle, which is composed of keratin. Each time the snake sheds its skin, a new segment is added to the rattle.
Updated September 13, 2023 at 2:33 PM. An Arizona man’s suspicion that three rattlesnakes were hiding in his garage proved vastly off the mark, when a snake catcher found 20. The discovery was ...
The southwestern United States (Arizona, south-western New Mexico), and Mexico from Sonora and western Chihuahua as far south as Oaxaca, in the Gulf of California on San Esteban Island and Tiburón Island: C. morulus: Klauber, 1952 0 Tamaulipan rock rattlesnake Mexico (Sierra Madre Oriental: Tamaulipas, Nuevo León, Coahuila) C. oreganus ...