Taildust Theropod Quarry, FPA (PROXY) (Jurassic to of the United States)

Also known as Fruita

Where: Mesa County, Colorado (39.2° N, 108.7° W: paleocoordinates 35.2° N, 55.4° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Brushy Basin Member (Morrison Formation), Kimmeridgian to Kimmeridgian (157.3 - 145.0 Ma)

• lower part of member, above the local "clay change"

• bed-level stratigraphic resolution

Environment/lithology: fluvial; sandstone

Size class: macrofossils

Collected by L. Eriksen in 1977

Collection methods: quarrying,

• discovered by Lance Eriksen, Museum of Western Colorado

Primary reference: J. R. Foster, J. B. McHugh, J. E. Peterson and M. F. Leschin. 2016. Major bonebeds in mudrocks of the Morrison Formation (Upper Jurassic), northern Colorado Plateau of Utah and Colorado. Geology of the Intermountain West 3:33-66 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 184627: authorized by Matthew Carrano, entered by Matthew Carrano on 14.03.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Avetheropoda - Allosauridae
Allosaurus fragilis Marsh 1877 allosaurid