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
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 | |
Allosaurus sp. Marsh 1877 allosauroid |