NATURAL HAZARDS VOLCANOES
... Hazard and Volcanoes Part 1. There are approximately twenty one islands which are part of the Caribbean Island Arc System, namely Puerto Rico, Virgin Islands, Saba, St. Eustatius, St. Kitts, Nevis, Anguilla, St. Martin, Barbuda, Antigua, Montserrat, Grenada, Guadeloupe, St. Lucia, Martinique, Dominica, St. Vincent, Barbados, Tobago, Trinidad and Venezuela.
(Montserrat Volcano Observatory).
The number of Caribbean Arc Islands that existed in the Eocene is a bit speculative, based on the geological links and history, and the types of rocks and land mass found, but based on the geology of islands such as Trinidad, Puerto Rico, Barbados, Venezuela and the Lesser Antilles it suggests that they exi...