Unit Name: Northumberland Formation
Unit Type: Lithostratigraphic
Rank: Formation
Status: Informal
Usage: Currently in use
Age Interval: Late Cretaceous (99.6 - 65.5 ma)
Province/Territory: British Columbia
Originator: Clapp, C.H., 1912, GSC Summ. Rept. 1911, p. 95, 100.
Source: GSC file of geological names; T.E. Bolton and J. Dougherty (compiler)
Contributor: A.A. Coyne
Entry Reviewed: No
Name Set: Lithostratigraphic Lexicon
LastChange: 17 Jan 2008