Usage:
Tabonuco Formation (PR*)
Geologic age:
Cretaceous*
Type section, locality, area and/or origin of name:
Type section: in tributary of Rio Mameyes, 6 km south of Mameyes, extending upstream from point 300 m west of river to Coco Falls at highway (Puerto Rico Meter Grid System 223,330 E.; 53,880 N. to 222,290 E.; 54,110 N.), El Yunque quadrangle, Puerto Rico. Named from Quebrada Tabonuco, 3 km south of Mameyes, Puerto Rico (Seiders, 1971).
AAPG geologic province:
Caribbean region*
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
Asterisk (*) indicates published by U.S. Geological Survey authors.
"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).
Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).