Also known as WY-71
Where: Johnson County, Wyoming (44.1° N, 106.8° W: paleocoordinates 39.1° N, 51.5° W)
• coordinate stated in text
• 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 and lithified sandstone
Size class: macrofossils
Collected by B. Erickson in 1976–1990
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 58510: authorized by Matthew Carrano, entered by Matthew Carrano on 10.02.2006
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Stegosaurus sp. Marsh 1877 ornithischian | |
Camptosaurus sp. Marsh 1885 ornithopod | |
Allosaurus sp. Marsh 1877 allosauroid | |
| |
Camarasaurus sp. Cope 1877 camarasaurid | |
| |
Diplodocidae indet. diplodocid
Apatosaurus sp. Marsh 1877 diplodocid
Diplodocus sp. Marsh 1878 diplodocine
? Barosaurus sp. Marsh 1890 diplodocine |