UNIVERSITY OF CALIFORNIA 



[GRINNELL-STORERI PLATE 58 







m 



ii h c d 



a. Western Hkiiik, adult; Pleasant Valley, May 2S, 191o. 



b. San Diego Allijjator Lizard, tail regenerated; Yoseniite Valley near the village, 

 May 19, 1919. 



c. Sierra Alligator Lizard, iinmattire with tail eomiilete; Yoseniite Valley, May 19, 

 1919. 



d. Sierra Alligator Lizard, adult with regenerated tail; Chinquapin, June 14, 1915. 



All photographed, about % natural size, from freshly collected specimens. See 

 text, pp. (i30, 633. 



[737] 



