Where: Alberta, Canada (51.5° N, 112.8° W: paleocoordinates 59.1° N, 77.0° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Drumheller Member (Horseshoe Canyon Formation), Late/Upper Campanian (83.5 - 70.6 Ma)

• lower part of formation ("Edmonton A")

•For revised age stratigraphy of the Horseshoe Canyon Formation, see Eberth and Braman 2012 and Eberth et al. 2020

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by K. Armbruster in 1997; reposited in the TMP

Collection methods: quarrying,

• Kurt Armbruster and TMP crew

Primary reference: V. M. Arbour and P. J. Currie. 2013. Euoplocephalus tutus and the diversity of ankylosaurid dinosaurs in the Late Cretaceous of Alberta, Canada, and Montana, USA. PLoS ONE 8(5):e62421:1.-39 [P. Mannion/J. Tennant/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 155222: authorized by Matthew Carrano, entered by Matthew Carrano on 02.04.2014

Creative Commons license: CC BY (attribution)