ammonites
13 km west of Bynum (Cretaceous of the United States)

Also known as Bambiraptor type

Where: Montana (48.0° N, 112.3° W: paleocoordinates 55.6° N, 78.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Two Medicine Formation, Campanian (83.5 - 70.6 Ma)

• about 2/3 above base of formation

• bed-level stratigraphic resolution

Environment/lithology: fine channel fill; siltstone

• "low-velocity channel fill"
• "within a 60-cm-thick siltstone layer"

Size class: macrofossils

Collected by Linster in 1993

Collection methods: quarrying, surface (float), surface (in situ), mechanical,

Primary reference: D. A. Burnham, K. L. Derstler, P. J. Currie, R. T. Bakker, Z. Zhou and J. H. Ostrom. 2000. Remarkable new birdlike dinosaur (Theropoda: Maniraptora) from the Upper Cretaceous of Montana. University of Kansas Paleontological Contributions 13:1-14 [M. Carrano/M. Carrano/M. Carrano] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 61843: authorized by Matt Carrano, entered by Matt Carrano on 05.07.2006