I02 



CALIFORNIA ACADEMY OF SCIENCES. 



lar fold are patches of flame scarlet, but close examina- 

 tion shows that this color is due to the presence of multi- 

 tudes of minute parasites. 



Three specimens (smallest, medium, and largest) 

 measure in millimeters as follows : 



Totallength 162 378 (tail reproduced.} 



Snout to vent 52 130 154 



Hind limb 38 90 95 



Fore limb 26 63 67 



Head to ear 14 32 36 



Width of bead 11 28 30 



This beautiful species was originally described from 



specimens collected by Mr. Xantus at Cape San Lucas. 



Mr. Belding found it at Playitas, San Lazaro, and in the 



Victoria Mountains. 



List of specimens of Uta thalassina. 



Cal. Acad. 

 Sci. No. 



Locality. 



Date. 



Collector. 



741 



San Jose del Cabo, L. C. 





Sept. 1, 1890 



,W. E. Bryant. 



748 



San Bartolome,-L. C. 





Oct., 1890. 



" 



751 

 974 

 975 



( Corral de Pi edras, Sierra 

 \ Taste, L. C. 



En 



J 



Sept., 1893 



Gustav Eisen. 



976 



" 





" 



" 



1191 



to 



1226 



Miraflores, L. C. 





Sept., 1894 



Eisen and Vaslit. 



1452 



to 



1532 



Sierra San Lazaro, L. C 





■' 



- 



Uta repens, new species. Plates vii, and viii figs. a-e. 

 Diagnosis. — Allied to U. thalassina., but with hind limb 

 much shorter, snout shorter and more truncate, and four 

 transverse black dorsal bars in place of the anterior three 

 of that species. 



