Usage:
Plymouth Formation (VT*)
Plymouth Member of Hoosac Formation (VT)
Plymouth Member of Grahamville Formation (VT)
Geologic age:
Early Cambrian*
Type section, locality, area and/or origin of name:
Exposed in lower slopes of Ottauquechee and Black River valleys south of West Bridgewater in Rutland area. Unit named from Plymouth Twp., Windsor Co., VT.
AAPG geologic province:
New England province*
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 ([ ]).