280 BULLETIN: MUSEUM OF COMPARATIVE ZOOLOGY. 



PLATE X. 

 Sink, Warwick, South Shore. 



PLATE XL 

 Sand Dunes, Elbow Beach. 



PLATE XII. 

 Sand Dunes back of Elbow Beach. 



PLATE XIII. 

 Devil's Hole. Characteristic hardened iEolian Rock. 



PLATE XIV. 



Lagoon near Tuckerstown. 



PLATE XV. 



Entrance to Hungry Bay. 



PLATE XVI. 

 ^Eolian Cliffs near Admiralty House, North Shore. 



PLATE XVII. 

 Pulpit Rock off Ireland Island. 



PLATE XVIII. 

 Half -sunken Ledge, North Shore, off Boat Harbor. 



PLATE XIX. 



^Eolian Cliffs, South Shore, near Middleton Beach. 



PLATE XX. 

 ^Eolian Cliffs, South Shore, Elbow Bay. 



PLATE XXI. 



Ledges and Islets off Castle Harbor. 



PLATE XXII. 

 JEo\hn Cliffs with Serpulir.e Atolls, South Shore. 



