Tijeras (NMMNH 1452) (Pleistocene of the United States)

Where: Bernalillo County, New Mexico (35.1° N, 106.8° W: paleocoordinates 35.1° N, 106.6° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Sierra Ladrones Formation, Irvingtonian (1.8 - 0.3 Ma)

Environment/lithology: terrestrial

Reposited in the NMMNH

Primary reference: S. G. Lucas, T. E. Williamson, and J. Sobus. 1993. Plio-Pleistocene stratigraphy, paleoecology, and mammalian biochronology, Tijeras Arroyo, Albuquerque area, New Mexico. New Mexico Geology 15(1):1-8 [J. Alroy/J. Alroy/J. Ju]more details

PaleoDB collection 20546: authorized by John Alroy, entered by John Alroy on 30.04.1994

Creative Commons license: CC BY (attribution)

Taxonomic list

• list of Harris 1993 appears to be a composite of several NMMNH localities based on data of Lucas et al.
pumice clasts from this level and above apparently are the "abundant reworked Guaje Pumice" that is "1.61 Ma (unpubl. 40Ar/39Ar date: W. McIntosh and S. Cather, pers. comm. 1992)"
Mammalia
 Proboscidea - Elephantidae
Mammuthus hayi Barbour 1915 mammoth