ammonites
Barker Branch tracksite (Cretaceous of the United States)

Where: Somervell County, Texas (32.2° N, 97.8° W: paleocoordinates 29.7° N, 58.3° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Glen Rose Formation (Trinity Group), Albian (112.0 - 99.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial

Size class: macrofossils

Preservation: mold/impression, trace

Primary reference: T. Vance. 2002. Annotated checklist and bibliography of the prehistoric reptile and dinosaur tracks and trackways of Texas. Occasional Papers of the Dallas Paleontological Society 5:17-79 [M. Carrano/K. Maguire/M. Carrano] more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 57679: authorized by Matt Carrano, entered by Kaitlin Maguire on 15.12.2005