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Class Reptilia
Order Squamata
Suborder Sauria
Family Iguanidae

Dipsosaurus sp.—Desert Iguanas // Dipsosaurus dorsalis—Desert Iguana // Iguana iguana—Green Iguana // Sauromelas sp.—Chuckwallas // Sauromalus ater—Chuckwalla

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Iguanidae—Iguanas

At present, the Iguanidae includes two genera in our region, Dipsosaurus and Sauromalus. They are limited to the Sonoran and Mojave deserts in the United States. Iguana currently occurs farther south.

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Dipsosaurus sp.—Desert IguanasRegional Pleistocene distribution of Dipsosaurus sp.

Sites.

Late Blancan/Irvingtonian: Vallecito Creek, Anza-Borrego Desert (Cassiliano 1999).

Literature. Cassiliano 1999.

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Dipsosaurus dorsalis (Baird & Girard 1852)—Desert IguanaRegional Pleistocene distribution of Dipsosaurus dorsalis

Sites.

Late Wisconsin/Holocene: Solar One (Jefferson 1991b); Luz Solar Trough (Jefferson 1991a).

Literature. Jefferson 1991a.

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Iguana iguana—Green IguanaRegional Pleistocene distribution of Iguana iguana

Sites.

Late Blancan/Irvingtonian: Vallecito Creek, Anza-Borrego Desert (Cassiliano 1999).

Literature. Cassiliano 1999.

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Sauromalus sp.—ChuckwallasRegional Pleistocene distribution of Sauromalus sp.

Sites.

Late Wisconsin/Holocene: Kokoweef Cave (Jefferson 1991a).

Literature. Jefferson 1991a.

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Sauromalus ater Duméril 1856—ChuckwallaPleistocene distribution of Sauromalus ater

Synonyms. Sauromalus obesus.

Occurrence at Rampart and Vulture caves is within the general range of the Chuckwalla, though the usual habitat of desert scrub, especially creosotebush, would be unexpected at the site during the last part of the Pleistocene.

Sites.

Late Wisconsin: Desert Almond (Van Devender et al. 1977a); Falling Arches (Jefferson 1991a); Rampart Cave (Van Devender et al. 1977a); Vulture Canyon (Van Devender et al. 1977a); Vulture Cave (Mead and Phillips 1981); Window Rock (Van Devender et al. 1977a); Wolcott Peak (Van Devender and Mead 1978).

Wisconsin/Holocene: Luz Solar Trough (Jefferson 1991a); Newberry Cave (Jefferson 1991a); Schuiling Cave (Jefferson 1991a); Solar One (Jefferson 1991b); Stanton's Cave (Olsen and Olsen 1984).

Literature. Jefferson 1991a; Mead and Phillips 1984 ; Olsen and Olsen 1984; Van Devender et al. 1977a.

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Last Update: 24 Mar 2014