THE FROG BOOK 



PLATE I. XXX 



FIG. 251 (i). Structure study of Kami draytoiin Bd. and Gird. (Female. Half-grown.) South San Francisco, Cal. 



FIG. 252 (2). Photograph of foot of Rana draytonii (female) to show size and number of the tubercles on the sole and 

 under the joints of the toes. (In water.) 



FIG. 253 (3). Frog of Figs. 251 and 254. Note the length of the fingers. 



FIG. 254 (4). Photograph (in water) to show one possibility in size and arrangement of spots. 



