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Rotten Hill locality (SMU Loc. 121) (Triassic of the United States)

Also known as Sierrita de la Cruz Creek, Sierrita de la Cruize

Where: Potter County, Texas (35.4° N, 102.2° W: paleocoordinates 3.1° N, 35.9° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Tecovas Formation (Chinle Group), Carnian (235.0 - 221.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: lacustrine delta plain; pebbly, red, argillaceous conglomerate and silty mudstone

• "a fluviodeltaic or ephemeral lacustrine environment"
• "clay pebble conglomerate/silty mudstone; weak red 10 R 5/4 with white 2.5 Y 8/2 to pinkish gray 7.5 YR 7/2 reduction haloes < 4 mm diameter; grades upward into fissile mudstone"

Size classes: macrofossils, mesofossils

Collected by P. A. Murry

Primary reference: P. A. Murry. 1989. Geology and paleontology of the Dockum Formation (Upper Triassic), west Texas and eastern New Mexico. In S. G. Lucas and A. P. Hunt (eds.), Dawn of the Age of Dinosaurs in the American Southwest, New Mexico Museum of Natural History, Albuquerque 102-144 [M. Carrano/M. Carrano/M. Carrano] more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 84271: authorized by Matthew Carrano, entered by Matthew Carrano on 02.10.2008, edited by Richard Butler and Bethany Allen

Creative Commons license: CC BY (attribution)