Usage:
Tutu Formation of Virgin Island Group (VI)
Tutu Formation (VI*)
Subunits:
(alphabetical) --all in VI: Congo Cay Limestone Member, /Mandal Member*, /Picara Member*.
Geologic age:
Late Cretaceous*
Type section, locality, area and/or origin of name:
Type locality: cliffs on northwest side of Tutu Bay and along road cuts on its east side, [in vicinity of Lat. 18 deg. 21 min. 24 sec. N., Long. 64 deg. 53 min. 15 sec. W., Eastern St. Thomas 7.5-min quadrangle], St. Thomas Island, Virgin Islands (Donnelly, 1966).
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 ([ ]).