Chiapas Highlands
Sierra Madre del Sur
Sierra Madre Occidental
Sierra Madre Oriental
Transmexican Volcanic Belt
Bahama
Cayman Islands
Cuban
Hispaniola
Jamaica
Lesser Antilles
Puerto Rico
Balsas Basin
Mosquito
Pacific Lowlands
Veracruzan
Yucatán Peninsula
Cauca
Chocó-Darién
Ecuadorian
Galápagos Islands
Guajira
Guatuso-Talamanca
Magdalena
Sabana
Trinidad
Venezuelan
Western Ecuador