Also known as T7

Where: Brewster County, Texas (29.4° N, 103.2° W: paleocoordinates 33.7° N, 89.1° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Hannold Hill Formation (Tornillo Group), Wasatchian (55.8 - 50.3 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Collected by J. Wilson, M. McKenna, G. Whitaker in 1952, 1962–1963; reposited in the TMM

Collection methods: surface (in situ),

Primary reference: J. A. Wilson. 1967. Early Tertiary mammals. In R. A. Maxwell, J. T. Lonsdale, R. T. Hazzard, & J. A. Wilson (eds.), Geology of Big Bend National Park, Brewster County, Texas. The University of Texas Publication 6711:157-169 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 200446: authorized by Matthew Carrano, entered by Matthew Carrano on 04.04.2019

Creative Commons license: CC BY (attribution)