BS Quarry + S Quarry, Warm Springs Ranch (Jurassic of the United States)

Also known as ETE Locality 1524, Beside Sauropod, Sauropod, WY-98

Where: Hot Springs County, Wyoming (43.4° N, 108.1° W: paleocoordinates 38.9° N, 53.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Morrison Formation, Late/Upper Kimmeridgian (155.7 - 150.8 Ma)

• originally entered as Cloverly (Aptian-Albian) but later abstract says Morrison; quarry has been placed just below the Kimm-Tith boundary

• bed-level stratigraphic resolution

Environment/lithology: wet floodplain; nodular, gray, green, calcareous mudstone

• poorly drained floodplain
• "dark green or gray mudstone, containing abundant illite...Very hard silty carbonate nodules are fairly common in the upper half of the bone layer...In the lower layer of the bone bed abundant lignite fragments are present."

Size classes: macrofossils, mesofossils

Collected by P. Watkins in 1992–1997, 2000–2005

Collection methods: quarrying, surface (in situ), mechanical,

• ETE Size: .; ETE reference list: 478, ; ETE museum list:

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 22650: authorized by Anna Behrensmeyer, entered by Anna Behrensmeyer on 16.04.2001, edited by Matthew Carrano and Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Theropoda -
? Deinonychosauria indet.3 Colbert and Russell 1969 maniraptoran
small teeth; WC BS-641, 885, 889
Allosaurus sp.3 Marsh 1877 allosauroid
large teeth; WDC BS-618, 621, 643, 691, 700, 715, 716, 725, 749, 798, 820, 835–837, 846, 915
 Saurischia - Camarasauridae
Camarasaurus lentus2 Marsh 1889 camarasaurid
WDC B
Camarasaurus lentus2 Marsh 1889 camarasaurid
WDC A
 Saurischia - Diplodocidae
Apatosaurinae "indet."4 diplodocid
NSMT-PV 20375
Deuteropoda
  -
Ostracoda indet.3 Latreille 1802 ostracod