Crotaphytidae

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Crotaphytidae
Collared Lizard 2.jpg
Crotaphytus collaris
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Sauropsida
Order: Squamata
Suborder: Lacertilia
Infraorder: Iguania
Family: Crotaphytidae
Smith & Brodie, 1982
Genera

Crotaphytus
Gambelia

The Crotaphytidae, or collared lizards, are a family of desert-dwelling reptiles native to the Southwestern United States and northern Mexico. They are very fast-moving animals, with long limbs and tails, and are carnivorous, feeding mainly on insects and smaller lizards.

The two genera contain 12 species.

Technical characters[edit]

  • Femoral pores present
  • Interparietal scale small (distinctly smaller than ear opening)
  • Never have an enlarged midorsal scale row or fringe
  • Never have a divided rostral scale
  • No bony spines or projecting ridges on their heads
  • No scales projecting over their ears, and no scales forming a prominent fringe on sides of toes as in Phrynosomatidae

Species[edit]

Genus Gambelia (leopard lizards)

Genus Crotaphytus (collared lizards)

References[edit]

  • Frost, D.E. & Etheridge, R.E. 1989. A Phylogenetic Analysis and Taxonomy of Iguanian Lizards (Reptilia: Squamata) Univ. Kansas Mus. Nat. Hist. Misc. Publ. 81.