Also known as 1939 Smithsonian Expedition, USNM 16318

Where: Emery County, Utah (39.2° N, 111.3° W: paleocoordinates 47.1° N, 88.2° W)

• coordinate stated in text

• small collection-level geographic resolution

When: North Horn Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• lower part of formation

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by C. L. Gazin in 1939; reposited in the USNM

Collection methods: quarrying, mechanical,

Primary reference: C. L. Gazin. 1940. The third expedition to central Utah in search of dinosaurs and extinct mammals. Explorations and Field-Work of the Smithsonian Institution in 1939 3586:5-8 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 45720: authorized by Matthew Carrano, entered by Matthew Carrano on 29.11.2004

Creative Commons license: CC BY (attribution)