AR = Aves Ridge BeR = Beata Ridge BP = Bahamas Platform BR = Barbados Ridge & Lesser Antilles accretionary wedge CA = Colombian Andes CB = Chortis Block ChB = Choco Block

CoB = Colombian Basin COB = Cuban Orogen Belt CT = Cayman Trough GAOB = Greater Antilles Orogenic Belt GB = Grenada Basin GM = Gulf of Mexico LA = Lesser Antilles Volcanic Arc

NAP - North American Plate NR = Nicaraguan Rise SAP - South American Plate VB = Venezuelan Basin VDB = Venezuelan Deformed Belt (aka S. Carib. DB) YBa = Yucatan Basin YBl = Yucatan Block

NOTE: To better understand the nature of each of these features, compare the outline map below with the shaded contour map at the bottom of the page. Figure after Draper and others, 1994, Geologic provinces of the Caribbean region, in Caribbean Geology: An Introduction: Donovan, S.K. and Jackson, T. A. (ed.), 1994, Univ. of West Indies Publishers Association, Kingston, Jamaica, p. 3-12.