Cuevas Limestone of Jacaguas Group (PR*)
Tertiary (early middle Eocene)*
Named from Cerro de Las Cuevas, in southwestern part of Coamo quadrangle, Puerto Rico. Exposed along crest and flanks of range and Cerro Respalda which are in graben between Rio Jueyes and Esmeralda faults (Glover, 1961).
Caribbean region*
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Asterisk (*) indicates published by U.S. Geological Survey authors.
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Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).