RB Quarry, Warm Springs Ranch (Jurassic to of the United States)

Also known as ETE Locality 1553, Bone Bed, BB Quarry

Where: Hot Spings County, Wyoming (43.6° N, 108.2° W: paleocoordinates 39.6° N, 53.9° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Morrison Formation, Late/Upper Kimmeridgian to Late/Upper Kimmeridgian (155.7 - 145.0 Ma)

• seven fossiliferous layers

• group of beds-level stratigraphic resolution

Environment/lithology: crevasse splay; siliciclastic sediments

Size class: macrofossils

Collected in 1994–1995

Collection methods: quarrying,

• ETE reference list: 478

Primary reference: C. A. Bjoraker and M. T. Naus. 1996. A summary of Morrison Formation (Jurassic: Kimmeridgian–Tithonian) geology and paleontology, with notice of a new dinosaur locality in the Bighorn Basin (USA). In C. E. Bowen, S. C. Kirkwood, & T. S. Miller (eds.), Wyoming Geological Association Guidebook, Forty-Seventh Annual Field Conference. Resources of the Bighorn Basin 297-307 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 22678: authorized by Anna Behrensmeyer, entered by Anna Behrensmeyer on 23.04.2001, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

 Saurischia - Diplodocidae
Barosaurus sp. Marsh 1890 diplodocine
Diplodocus sp. Marsh 1878 diplodocine
 Saurischia - Camarasauridae
Camarasaurus sp. Cope 1877 camarasaurid
 Avetheropoda - Allosauridae
Allosaurus sp. Marsh 1877 allosaurid
 Ornithischia - Stegosauridae
Stegosaurus sp. Marsh 1877 ornithischian
 Neornithischia -
Camptosaurus sp. Marsh 1885 bird foot dinosaur