UNIVERSITY OF CALIFORNIA 



,.i»£.*tjt-"i;.''-.A' .,.-.<:' 



[GRINNELL-STORER] PLATE 40 



/ 



J 



V ^ 



/.\ 



\ 







i^^'^ 



'/ "<?...,,. 





--—.■>'■'*•=»■" 







[71.3] 



