Felch Quarry 2, Garden Park (YPM) (Jurassic to of the United States)

Also known as CO-4

Where: Fremont County, Colorado (38.5° N, 105.2° W: paleocoordinates 34.0° N, 52.3° W)

• coordinate stated in text

• small collection-level geographic resolution

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

• in sandbody 4, upper interval of Morrison, 47.9 m above J5 unconformity (base of Morrison)

• bed-level stratigraphic resolution

Environment/lithology: "channel"; lenticular, white, yellow sandstone

• channel top-point bar in moderately drained floodplain

Size classes: macrofossils, mesofossils

Collected by Felch in 1883-1888; reposited in the YPM

Collection methods: quarrying, mechanical,

• 1888, Marsh

Primary reference: P. Dodson, A. K. Behrensmeyer, R. T. Bakker and J. S. McIntosh. 1980. Taphonomy and paleoecology of Upper Jurassic Morrison Formation. Paleobiology 6:208-232 [A. Behrensmeyer/A. Behrensmeyer/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 39377: authorized by Matthew Carrano, entered by Matthew Carrano on 27.05.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Saurischia - Diplodocidae
Diplodocus longus1 Marsh 1878 diplodocine
 Avetheropoda - Allosauridae
Allosaurus sp.2 Marsh 1877 allosaurid
 Neornithischia -
"Laosaurus" sp.1 Marsh 1878 bird foot dinosaur