Also known as CO-72
Where: Fremont County, Colorado (38.5° N, 105.2° W: paleocoordinates 33.7° N, 51.8° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Salt Wash Member (Morrison Formation), Early/Lower Kimmeridgian (155.7 - 150.8 Ma)
• age based on charophytes
• bed-level stratigraphic resolution
Environment/lithology: lacustrine; mudstone and sandstone
Size classes: macrofossils, mesofossils
Collected in 1991
Collection methods: bulk, quarrying, surface (float), surface (in situ), mechanical, sieve,
Primary reference: K. Alf and K. Carpenter. 1993. Preliminary results of a study of an eggshell site in the Morrison Formation of Colorado. Journal of Vertebrate Paleontology 13(3, suppl.):24A [M. Carrano/M. Carrano]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 48156: authorized by Matthew Carrano, entered by Matthew Carrano on 15.03.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Charophyta indet.1 Migula 1890 | |
Reptilia | |
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"Prismatoolithus coloradensis" = Preprismatoolithus coloradensis2
"Prismatoolithus coloradensis" = Preprismatoolithus coloradensis2 Hirsch 1994 dinosaur ornithopod eggs
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