CONTENTS. 



Introduction 189 



Geologic correlation by means of fossil corals 190 



Geologic history of the upper Eocene and later coral faunas of Central America, 



the West Indies, and the eastern United States 193 



Eocene 193 



Brito formation, Nicaragua 193 



St. Bartholomew limestone 193 



Jackson formation and Ocala limestone 195 



Concluding remarks on the Eocene 198 



Oligocene 198 



Lower Oligocene 198 



Middle Oligocene 199 



Antigua formation 199 



Pepino formation of Porto Rico 203 



Limestone above conglomerate near Guantanamo, Cuba 204 



Basal part of Chattahoochee formation in Georgia 205 



" Coral limestone " of Salt Mountain, Alabama 206 



San Rafael formation of eastern Mexico 206 



Tonosi, Panama 207 



Serro Colorado, Arube". 207 



Concluding remarks on the middle Oligocene 207 



Upper Oligocene 208 



Culebra formation 208 



Emperador limestone 208 



Anguilla formation 209 



Cuban localities 210 



Tampa formation of Florida 211 



Concluding remarks on the upper Oligocene 211 



Miocene 212 



Bowden marl 212 



Santo Domingo 213 



Cuba: , 218 



Baracoa and Matanzas 218 



La Cruz marl 218 



Florida 219 



Alum Bluff formation 219 



Middle and South Atlantic States 220 



Costa Rica 221 



Panama 221 



Colombia 221 



Concluding remarks on the Miocene 221 



Pliocene 222 



Caloosahatchee marl, Florida 222 



Limon, Costa Rica : 223 



Carrizo Creek, California 223 



Pleistocene 225 



in 



