Also known as CO-36, Dinosaur Hill Quarry
Where: Mesa County, Colorado (39.1° N, 108.7° W: paleocoordinates 35.1° N, 55.4° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Brushy Basin Member (Morrison Formation), Kimmeridgian to Kimmeridgian (157.3 - 145.0 Ma)
• "probably equivalent to Como Beds of Wyoming"; 198 ft below top of member
• bed-level stratigraphic resolution
Environment/lithology: levee; concretionary, green, red, blue claystone and sandstone
Size class: macrofossils
Collected by E. Riggs in 1900-1901; reposited in the FMNH
Collection methods: quarrying, mechanical,
Primary reference: E. S. Riggs. 1903. The vertebral column of Brontosaurus. Science 17(427):393-394 [M. Carrano/M. Oreska]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 36576: authorized by Matthew Carrano, entered by Matthew Carrano on 05.02.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Brontosaurus excelsus Marsh 1879 diplodocid 11 presacral, 5 sacral, 23 caudal vertebrae, pelvis, ribs, and chevrons
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