TMM 40597, Tornillo Flat, Big Bend NP (Cretaceous of the United States)

Where: Brewster County, Texas (29.4° N, 103.2° W: paleocoordinates 36.0° N, 82.5° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Javelina Formation (Tornillo Group), Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• "lower third of the Tornillo Group", and low in the Javelina Fm.

• bed-level stratigraphic resolution

Environment/lithology: "channel"; sandstone

Size class: macrofossils

Reposited in the TMM

Primary reference: R. K. Hunt and T. M. Lehman. 2008. Attributes of the ceratopsian dinosaur Torosaurus, and new material from the Javelina Formation (Maastrichtian) of Texas. Journal of Paleontology 82(6):1127-1138 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 85189: authorized by Matthew Carrano, entered by Matthew Carrano on 05.12.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Saurischia - Saltasauridae
Alamosaurus sanjuanensis Gilmore 1922 saltasaurine