XU CONTENTS 



Family Bufonidae 26 



Genus Bufo 26 



Family Hylidae 30 



Genus Acris 30 



Genus Pseudacris 31 



Genus Hyla 33 



Family Leptodactylidae 36 



Genus Leptodactylus 36 



Genus Eleutherodactylus 37 



Genus Syrrhophus 38 



Family Ranidae 38 



Genus Rana 38 



Family Brevicipitidae 43 



Genus Gastrophryne 43 



Genus HjTpopaehus 43 



CLASS REPTILIA 44 



Subclass Diapsida 44 



Order Loricata 44 



Family Crocodylidae 44 



Genus Crocodylus 44 



Genus Alligator 44 



Order Squamata 45 



Suborder Sauria 45 



Family Gekkonidae 45 



Genus Hemidactylus 45 



Genus Phyllodactylus 45 



Genus Sphaerodactylus 46 



Genus Coleonyx 47 



Family Iguanidae 47 



Genus Anolis 47 



Genus Ctenosaura 48 



Genus Dipso-saurus 48 



Genus Crotaphytus 49 



Genus Sauromalus 51 



Genus Callisaurus 52 



Genus Uma 53 



Genus Holbrookia 53 



Genus Uta 55 



Genus Sator 59 



Genus Sceloporus 60 



Genus Phrynosoma 66 



Family Anguidae 69 



Genus Ophisaurus 69 



Genus Gerrhonotus 70 



Genus Barissia 72 



Family Anniellidae 72 



Genus Anniella 72 



