AGASSIZ: THE FLORIDA ELEVATED BEEF. 61 



PLATE XL 

 Lagoon, North Shore of Key West. 



PLATE XII. 



Sounds to the Westward of Key Biscayne Bay. 



PLATE XIII. 

 Key Biscayne Bay. 



PLATE XIV. 



Caesar's Creek Bank. 



PLATE XV. 

 Islands to the East of Key West. 



PLATE XVI. 

 Southern Extremity of Florida and Florida Keys. 



PLATE XVII. 



Southern Extremity of Florida, showing the Route of L. S. Griswold. 

 The area covered by cross ruling indicates the probable extent of the Florida 

 Reef belt. — A. Agassiz. 



PLATE XVIII. 

 Shore at Cocoanut Grove, Low Tide. 



PLATE XIX. 



iEolian Bluff, Key Biscayne Bay, near Miami. 



PLATE XX. 



Border of Pine Land on Coastal Prairie. 



PLATE XXI. 



Fig. 1. Card's Sound. Mainland in the distance. Young Mangroves on Bar. 

 Fig. 2. Border of the Everglades, showing iEolian Rock. 



PLATE XXII. 

 Inside Passage west of Key Largo. 



PLATE XXIII. 



Fig. 1. Indian Trail in the Everglades. 

 Fisr. 2. Kcvs in the Everglades. 



