Also known as Douglas Quarry
Where: Converse County, Wyoming (42.6° N, 105.4° W: paleocoordinates 38.0° N, 51.2° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Morrison Formation, Kimmeridgian to Kimmeridgian (157.3 - 145.0 Ma)
• located in local "Zone 2", in middle of formation, near top of "Unit A" in this zone
• bed-level stratigraphic resolution
Environment/lithology: wet floodplain; paleosol/pedogenic, intraclastic, brown, gray, argillaceous, carbonaceous siltstone
Size classes: macrofossils, mesofossils
Preservation: coalified
Collected by W. Wahl in 1995-2002
Collection methods: mechanical,
Primary reference: J. R. Foster. 2003. Paleoecological analysis of the vertebrate fauna of the Morrison Formation (Upper Jurassic), Rocky Mountain region, U.S.A. New Mexico Museum of Natural History and Science Bulletin 23:1-95 [M. Carrano/M. Carrano]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 74664: authorized by Matthew Carrano, entered by Matthew Carrano on 23.08.2007
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Plantae indet.2 Haeckel 1866 | |
Equisetopsida | |
cf. Brachyphyllum sp.2 Brongniart 1828 | |
Reptilia | |
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