
Middle America Mexico West Indies Central America Latin America South America
? ? Rio Grande Baja California ? Gulf of Mexico ? Gulf of California ? ? Greater Antilles ? Yucatan Peninsula ? Sierra Madres Sierra Madres Hispaniola ? ? Lesser Antilles ? Caribbean Sea Isthmus of Panama ?
Orinoco ? Amazon ? Amazon Basin ? ? Andes ? ? Pacific Titicaca ? Atacama Rio de la Plata ? ? Atlantic ? Pampas ? Andes Patagonia ? Falklands ? Strait of Magellan ? Cape Horn ?