Poison Creek Quarry 3 (Jurassic of the United States)

Also known as WY-74

Where: Johnson County, Wyoming (44.1° N, 106.9° W: paleocoordinates 39.1° N, 51.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Morrison Formation, Kimmeridgian (157.3 - 152.1 Ma)

• relatively low in the formation

• bed-level stratigraphic resolution

Environment/lithology: wet floodplain; silty claystone

• poorly drained floodplain
• "a silty claystone"

Size class: macrofossils

Collected by M. Flynn in 1977, 1989

Collection methods: quarrying, mechanical,

Primary reference: C. E. Turner and F. Peterson. 1999. Biostratigraphy of dinosaurs in the Upper Jurassic Morrison Formation of the Western Interior, U.S.A. In D. D. Gillette (ed.), Vertebrate Paleontology in Utah, Utah Geological Survey Miscellaneous Publication 99-1:77-114 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 176985: authorized by Matthew Carrano, entered by Matthew Carrano on 11.03.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Theropoda -
Allosaurus sp. Marsh 1877 allosauroid