INTEGBI 175LF Lecture Notes - Lecture 23: Crotaphytus, Saxicolous Lichen, Gambelia
14 May 2018
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Professor
Iguania:
○Visually-oriented wait and watch predators
○Territorial defense
○14 families, 1.9k sp., all in NW are pleurodont
○Phylogeny unresolved
Pleurodonta :
●Corytophanidae : Basiliscus and Helmeted Lizards
○Range: S Mex to NW S Am
○3g, 9 sp.
○Ecology: arboreal
○Description:
■Moderate to large
■Blade-like parietal crest
■Run bipedally
○Corytophanes : vivip, uses crypsis
●Crotaphytidae : Collared and Leopard Lizards
○Range: arid zones of N Am
○2g ( Crotaphytus and Gambelia ), 12 sp.
○Ecology:
■Crotaphytus : rocky slopes
■Gambelia : lat land, ambush prey
○Description:
■Moderate size
■Predatory, run bipedally
■Powerful jaws
●Iguanidae : True Iguanas
○Range: SW US to S Am, W Indies, Galapagos, Fiji/Tonga
○9g, 44 sp.
○Ecology:
■Terrestrial
■Saxicolous
■Arboreal
○Description:
■Herbivorous: polycuspid teeth, valved colon
■Large to very large
○Sauromalus - Chuckwallas
○Amblyrhynchus - Marine Iguanas
○Brachylophus : 4 sp. In Fiji, 9000 km W → dispersal using currents
●Phrynosomatidae : N Am Spiny and Fence Lizards
○Range: N Am to Panama
○9g, 155 sp.
○Ecology: very diverse
■Saxicolous
Document Summary
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