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Jack's Birthday Site, MOR TM-068 (bone layer) (Cretaceous to of the United States)

Also known as ETE Locality 1564

Where: Glacier County, Montana (48.6° N, 113.8° W: paleocoordinates 56.5° N, 79.1° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Two Medicine Formation (Montana Group), Late/Upper Santonian to Late/Upper Santonian (85.8 - 70.6 Ma)

• ETE dating method: absolute, ETE age comment: frm bentonites radiometric intage_max, radiometric intage_min

• bed-level stratigraphic resolution

Environment/lithology: lacustrine; silty mudstone

• ETE sed env 1: lacustrine, ETE sed env 2: floodplain ETE env comment: drought - "lake shoreline"
• ETE rock type adj: silty

Size classes: macrofossils, mesofossils

Collection methods: quarrying, mechanical,

• ETE reference list: 478, 483, 81

•Includes coprolites.

Primary reference: D. J. Varricchio. 1992. Taphonomy and histology of the Upper Cretaceous theropod dinosaur Troodon formosus: life history implications. Journal of Vertebrate Paleontology 12(3, suppl.):57A [M. Carrano/M. Carrano/M. Carrano] more details

Purpose of describing collection: taphonomic analysis

PaleoDB collection 22689: authorized by Anna Behrensmeyer, entered by Anna Behrensmeyer on 29.05.2001, edited by Victoria Egerton and Matthew Carrano

Creative Commons license: CC BY (attribution)