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Geology

Formation: Klondike Mountain

Lithologies: mudstone (11), "shale" (1), conglomerate (2)

Paleoenvironments: fluvial-lacustrine indet. (1), lacustrine - large (11), lacustrine indet. (3)

Age range: base of the Ypresian to the top of the Lutetian or 56.00000 to 41.30000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Ypresian56.0 - 47.8USA (Washington) (103206 104761 119947 124086 147822 147823 147824 147825 192233 218747 227992)
Lutetian47.8 - 41.3USA (Washington) (189960)
Lutetian - Bartonian47.8 - 38.0USA (Washington) (11537 11538 11539)