Also known as L6; L8

Where: Morton County, North Dakota (46.9° N, 101.5° W: paleocoordinates 52.1° N, 76.8° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Tongue River Member (Fort Union Formation), Danian (66.0 - 61.6 Ma)

• Peppe et al. 2011: Paleomagnetic analyses of the Tongue River Member document a series of polarity reversals that can be correlated to C29n–C26r of the GPTS suggesting Danian age

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by R. Holtzman in 1977

Primary reference: R. C. Holtzman. 1978. Late Paleocene Mammals of the Tongue River Formation, Western North Dakota. North Dakota Geological Survey Report of Investigations 65:1-88 [J. Alroy/J. Alroy/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 14962: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Patricia Holroyd and Matthew Carrano

Creative Commons license: CC BY (attribution)