LIST OF ILLUSTRATIONS 



Page. 

 FiGUHK 1. Diagram showing tongue characters of typical Cneniidophorus 



and tyi)ical Ameiva 12 



2. Cne7nidophorus giittatus. Top of head 22 



3. Cnemidophoriis tessellatus rubidus. Side of head 23 



4. Cnemidophoriis tessellatus rubidus. Gular region 24 



5. Cnemidophorus sexlineatus gularis. Mesoptychial region 24 



6. Cnemidophorus lemniscatus lemniscatus. Anal region 30 



7. Cnemidophorus lemniscatus lemniscatus. Color pattern 37 



8. Map showing locality records for Cnemidophorus lemniscatus 



lemniscat us 38 



9. Map showing locality records for Cnemidophorus lemniscatus 



nigricolor 41 



10. Map showing locality records for Cnemidophorus ocellifer 45 



11. Map showing distribution of forms of lemniscatus group 54 



12. Diagram of the supposed relationships within the lemniscatus 



group 56 



13. Map showing locality records for Cnemidophorus deppii deppii- 61 



14. Comparison of typical color patterns of Cnemidophorus deppii 



cozumelus and Cnemidophorus deppii deppii 64 



15. Cnemidophorus guttatus. Variation in the dorsal striping 68 



16. Map showing locality records for Cnemidophorus guttatus 71 



17. A theoretical diagram of the manner in which two closely re- 



lated species, at present in co-extensive distribution, may 



liave evolved from a common stock through isolation 73 



18. Map showing distribution of forms of deppii group 75 



19. Diagram of supposed relationships within the deppii group 76 



20. Map showing locality records for Cnemidophorus sexlineatus 



sexlineatus 84 



21. Map showing locality records for Cnemidophorus sexlineatus 



gularis 113 



22. Cnemidophorus sexlineatus perplexus. Variation in the color 



pattern 126 



23. Map showing locality records for Cnemidophorus sexlineatus 



perplexus 133 



24. Diagram of the relationships of Cnemidophorus sexlineatus 



perplexus 140 



25. Map showing distribution of the forms of the sexlineatus group. 145 



26. A diagram of the supposed relationships within the sexlineatus 



group 146 



27. Map showing locality records for Cnemidophorus tessellatus 



tessellatus 178 



28. Diagram of the supposed relationships of Cnemidophorus tes- 



sellatus tessellatus 198 



29. Cnemidophorus catalinensis. Color jjattern 215 



30. Maj) showing the distribution of the forms of the tessellatus 



group 222 



VII 



