Mill Canyon Quarry (BYU) (Jurassic to of the United States)

Also known as Mill Canyon Dinosaur Trail

Where: Grand County, Utah (38.7° N, 109.7° W: paleocoordinates 34.9° N, 56.4° W)

• coordinate stated in text

• outcrop-level geographic resolution

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

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lenticular conglomerate

• "conglomeratic lens"

Size class: macrofossils

Collected by G. Day, J. Jensen, & K. Stadtman in 1979

Collection methods: surface (float), mechanical,

Primary reference: F. J. Lisak. 1980. Allosaurus fragilis from the Late Jurassic of Southeastern Utah. Unpublished M.S. Thesis, Department of Zoology 1-97 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 58516: authorized by Matthew Carrano, entered by Matthew Carrano on 10.02.2006, edited by Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

 Saurischia - Diplodocidae
Brontosaurus parvus2 Peterson and Gilmore 1902 diplodocid
BYU 1252-18531 (provisionally)
 Saurischia - Camarasauridae
Camarasaurus sp.1 Cope 1877 camarasaurid
 Avetheropoda - Allosauridae
Allosaurus sp.1 Marsh 1877 allosaurid
BYU 2028, skull
 Ornithischia - Stegosauridae
Stegosaurus sp.1 Marsh 1877 ornithischian
 Neornithischia -
Camptosaurus sp.1 Marsh 1885 bird foot dinosaur