Also known as Fruita, CO-34, Nesting Site, MWC #5
Where: Mesa County, Colorado (39.1° N, 108.8° W: paleocoordinates 35.3° N, 55.6° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Salt Wash Member (Morrison Formation), Late/Upper Kimmeridgian to Late/Upper Kimmeridgian (155.7 - 145.0 Ma)
• 3.6 m below the local "clay change" in the lower Brushy Basin, above the top of the Salt Wash Member.
• bed-level stratigraphic resolution
Environment/lithology: "floodplain"; bioturbated, paleosol/pedogenic, concretionary, gray, carbonaceous mudstone
Size classes: macrofossils, mesofossils
Preservation: concretion, replaced with calcite
Collected by J. Kirkland in 1991; reposited in the LACM
Collection methods: quarrying,
Primary reference: D. J. Chure, J. I. Kirkland, and R. D. Scheetz. 1993. Embryos, hatchlings, juveniles & adults of the ornithopod dinosaur Dryosaurus from the Late Jurassic Morrison Formation (MF). Journal of Vertebrate Paleontology 13(3, suppl.):29A-30A [M. Carrano/M. Carrano/M. Carrano]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 53022: authorized by Matthew Carrano, entered by Kaitlin Maguire on 31.08.2005, edited by Matthew Carrano
Creative Commons license: CC BY (attribution)
Taxonomic list
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"Prismatoolithus coloradensis" = Preprismatoolithus coloradensis2
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