SALTON SEA 



5*£ - 







A. Emersion of 1910, Mecca Beach, October 1912. Large hemispherical clumps of Atriplex lentiformis and trees of Popu- 



lus macdougaln. Dead Prosopis in distance. 



B. Emersion of 1911, Mecca Beach, showing conchoidal mud-fractures slightly weathered. Dead Prosopis with Nests of 



Water Birds used only while the Trees were surrounded by Water. Scattered plants include Atriplex lentiformis, 

 Isocoma, Heliotropium, Spirostachys, and Pluchea caraphorata. 



