35 



61; 63; 77; 



caeruleus 



linearis 



165 



Urosaurus ornata schotti 37. 

 Urosaurus ornata symmetrica 



37. 

 Urosaurus ornata wrighti 4; 



37. 

 Urosaurus ornatus 



88. 

 Urosaurus ornatus 



149. 

 Urosaurus ornatus 



116; 149. 

 Urosaurus ornatus schmidti 



149. 

 Urosaurus ornatus schottii 



149. 

 Urosaurus unicus 149; 

 Uta 60; 78; 145; 153. 

 Uta concinna 8. 

 Uta elegans 77. 

 Uta graciosa 168. 



levis 111; 129. 

 mearnsi 61. 

 ornata 37. 

 ornata symmetrica 

 ornatus schmidti 

 Uta palmeri 8. 

 Uta schottii 149. 

 Uta stansburiana 11; 15; 40; 

 44; 58; 61; 63; 110; 146; 

 171. 

 Uta stansburiana elegans 77. 

 Uta stansburiana hesperis 77. 

 Uta stansburiana nevadensis 



77. 

 Uta stansburiana stansburiana 



3; 6; 37; 77; 104; 111; 129; 



131; 134; 156. 

 Uta stansburiana stejnegeri 



77; 149; 156; 168; 173. 

 Uta stansburiana uniformis 4; 



77; 144. 

 Uta symmetrica 37. 

 Uta thalassina 37; 61. 

 Uta tuberculatus 149. 

 Uta undulatus elongatus 111. 



Uta 

 Uta 

 Uta 

 Uta 

 Uta 



129, 

 149. 



Xantusia 159. 



Xantusia vigilis 46; 77; 153; 



168. 

 Xantusia vigilis utahensis 4; 



144. 

 Xantusia vigilis vigilis 156. 

 Xenochrophis 153. 

 Xenodermus 153. 

 Xenodon 153. 

 Xenodon rabdocephalus 



mexicanus 89. 

 Xenopeltis 153. 

 Xenosaurus 153. 

 Xerobates agassizii 45; 74. 

 Xerobates berlandieri 74. 

 Xerobates laticunea 74. 

 Xerobates lepidocephalus 74. 



Zonurus 153 



Varanus 37. 

 Varanus indicus 118; 

 Varanus monitor 153. 

 Vipera aspis 41; 93; 

 Vipera berus 93. 

 Vipera viridis 41. 

 Vipera vulgaris 41. 



120; 153 



153 



Walterinnesia 153, 



