SDSM V9139 (Jurassic to of the United States)

Where: Crook County, Wyoming (44.2° N, 104.4° W: paleocoordinates 39.5° N, 50.1° W)

• coordinate estimated from map

• small collection-level geographic resolution

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

• near top of formation

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; gray, green, red mudstone and sandstone

• "maroon to dark greenish-gray mudstone"

Size class: macrofossils

Reposited in the SDSM

Collection methods: quarrying, mechanical,

Primary reference: J. R. Foster. 1996. Sauropod dinosaurs of the Morrison Formation (Upper Jurassic), Black Hills, South Dakota and Wyoming. Contributions to Geology, University of Wyoming 31(1):1-25 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 49637: authorized by Matthew Carrano, entered by Matthew Carrano on 21.04.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Saurischia - Diplodocidae
Barosaurus lentus Marsh 1890 diplodocine