Where: Alberta, Canada (51.9° N, 113.0° W: paleocoordinates 59.6° N, 84.6° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Scollard Formation (Edmonton Group), Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• 60 m above base of formation (Kneehills Tuff), and 10.4 m above Nevis Seam no. 13, 9 m below Ardley Seam no. 14 - corrected to 4.5 m below Nevis

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; sandstone

Size class: macrofossils

Collected by Sternberg in 1946; reposited in the GSC

Collection methods: quarrying,

Primary reference: D. A. Russell and C. Singh. 1978. The Cretaceous-Tertiary boundary in south-central Alberta—a reappraisal based on dinosaurian and microfloral extinctions. Canadian Journal of Earth Sciences 15:284-292 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 47128: authorized by Matthew Carrano, entered by Matthew Carrano on 14.02.2005

Creative Commons license: CC BY (attribution)