Chuckwallas are medium-sized, plump lizards, with a blunt tail. Breaking up these complexes by outcrossing can have deleterious effects that build up slowly. An isolated population, such as the spiny-tailed iguanas on Isla San Esteban, can form co-adapted complexes of genes with favorable effects. "The common name "chuckwalla" comes from the Shoshone word tcaxxwal or Cahuilla word čaxwal, which Spanish explorers transcribed as chacahuala. Ctenosaura conspicuosa (San Esteban Spiny-tailed Iguana) Ctenosaura Palearis (Guatemalan spiny-tailed iguana) Ctenosaura hemilopha (Cape spinytail iguana) "Chuckwalla" by Joshua … The 5 Chuckwalla species are: Common Chuckwalla, Angel Island, San Esteban Island, Santa Catalina Island and Ontserrat Island chuckwalla. Ctenosaura conspicuosa – San Esteban iguana – San Estiban Island, Gulf of California Ctenosaura defensor – Yucatán spinytail iguana – Southern Mexico Ctenosaura flavidorsalis – yellowback spinytail iguana – Honduras, El Salvador, and Guatemala Ctenosaura hemilopha – cape spinytail iguana – Southern half of Baja California, Mexico On San Esteban Island in Baja California's Sea of Cortez lives a native specie of iguana that spends most of her time on a cactus. Ctenosaura flavidorsalis (yellow-backed spiny-tailed iguana). 2009 The chuckwalla is a large, desert-dwelling lizard in the iguana family, Iguanidae.All of the chuckwalla species are in the genus Sauromalus, which roughly translates from Greek to mean "flat lizard. Somehow this fakir life suits it very well The San Esteban Island chuckwalla is the largest of the chuckwallas, reaching a length of up to 2 ft (60 cm). Ctenosaura is a lizard genus commonly known as spinytail iguanas or ctenosaurs.The genus is part of the large lizard family, Iguanidae and is native to Mexico and Central America.The name is derived from two Greek words: ctenos (κτενός), meaning "comb" (referring to the comblike spines on the lizard's back and tail), and saura (σαύρα), meaning "lizard". E: San Esteban Spinytail Iguana S: Garrobo de Isla San Esteban : Synonym: Ctenosaura conspicuosa DICKERSON 1919 Ctenosaura hemilopha conspicuosa — LOWE & NORRIS 1955 Ctenosaura hemilopha conspicuosa — LINER 1994 Ctenosaura conspicuosa — GRISMER 1999 Ctenosaura conspicuosa — JONES & LOVICH 2009 Ctenosaura conspicuosa — LOVICH et al. The San Esteban Island chuckwalla is an isolated population of the more widespread piebald chuckwalla (also Sauromalus varius). Ctenosaura conspicuosa is a species of reptiles with 15 observations Desert Iguanas Probably the least iguana-looking member of the Iguanidae family is the desert iguana. juvenile isla san esteban spiny-tailed iguana (ctenosaura conspicuosa) basking in the sun on isla san esteban, baja california, mexico, north america - spiny tailed iguana stock pictures, royalty-free photos & … https://www.houstonzoo.org/explore/animals/chuckwalla-san-esteban-island

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