504 8. TEIIDJE 



two, but on the grassy flats where there Is no sand I have 

 found them burled in the soft earth at the foot of a mesquite 

 tree, to a depth of four or five inches. The eggs of this 

 species are from eight to 12 in number." 



105. Cnemidophorus labialis Stejneger 

 Striped Whiptail Lizard 



Cnemidophorus labialis Stejneger, Proc. U. S. Nat. Mus., 1889, p. 643 

 (type locality, Cerros Island, Lower California, Mexico); 

 Cope, Trans. Amer. Philos. Soc, Vol. XVII, Ft. i, 1892, p. 51; 

 Van Denburgh, Proc. Cal. Acad. Sci., Ser. 2, Vol. 5, 1895, p. 128; 

 Van Denburgh, Proc. Cal. Acad. Sci., Ser. 2, Vol. 6, 1896, p. 346; 

 Cope, Report U. S. Nat. Mus. for 1898, 1900, p. 610, fig. 122; 

 Van Denburgh, Proc. Cal. Acad. Sci., Ser. 3, Zool., Vol. 4, No. i, 

 '^9°Si PP- 3> 24; Gadow, Proc. Zool. Soc. London, 1906, p. 374; 

 DiTMARs, Reptile Book, 1907, p. 188; Van Denburgh & Slevin, 

 Proc. Cal. Acad. Sci., Ser. 4, Vol. 4, 1914, pp. 133, 145; Stejneger 

 & Barbour, Check List N. Amer. Amph. Rept., 1917, p. 66; Nel- 

 son, Mem. Nat. Acad. Sci., Vol. XVI, 1921, pp. 114, 130. 



Description. — Snout long with nearly vertical sides. 

 Nostrils opening in large anterior nasal plates, latter in con- 

 tact with each other and with second supralabials. Posterior 

 nasal forming sutures with anterior nasal, second and third 

 labial, loreal, prefrontal, and frontonasal plates. Loreal in 

 contact with third and fourth labials, preocular, first super- 

 ciliary, prefrontal and posterior nasal plates. Four supra- 

 oculars, first and fourth smaller than others. Second, third 

 and fourth supraoculars separated from superciliaries by 

 small convex granules. Similar granules intrude between 

 fourth supraocular and parietal. Occipitals represented by 

 two or three series of small plates behind parietals and inter- 

 parietal. About five superior and six inferior labials to a 

 point below middle of eye. Sublabials large, anteriorly in 

 contact with infralabials, posteriorly separated by granules 

 or plates. Anterior gulars largest centrally, becoming grad- 



