26 INTRODUCTION 



3. Uta stansburiana stansburiana 



4. Sceloporus graciosus graciosus 



5. Sceloporus occidentalis biseriatus 



6. Phrynosoma douglassii ornatissimum 



7. Phrynosoma platyrhinos 



8. Cnemidophorus tessellatus tessellatus 



9. Plestiodon skiltonianus 



10. Charina bottas utahensis 



1 1 . Coluber constrictor mormon 



12. Coluber tseniatus tseniatus 



13. Pituophis catenifer stejnegeri ? 



14. Rhinocheilus lecontei 



1 5. Thamnophis sirtalis parietalis 



16. Thamnophis sirtalis concinnus 



1 7. Thamnophis ordinoides vagrans 



18. Crotalus confluentus 



19. Crotalus oreganus 



The following species and subspecies of reptiles have 

 been found in Nevada: 



1. Coleonyx variegatus 



2. Dipsosaurus dorsalis dorsalis 



3. Sauromalus ater 



4. Crotaphytus collaris baileyi 



5. Crotaphytus wislizenii 



6. Callisaurus ventralis ventralis 



7. Callisaurus ventralis myurus 



8. Uta ornata symmetrica? 



9. Uta graciosa 



10. Uta stansburiana stansburiana 



1 1 . Sceloporus graciosus graciosus 



12. Sceloporus graciosus gracilis 



13. Sceloporus occidentalis biseriatus 



14. Sceloporus magister 



