Where: Iron County, Utah (37.6° N, 113.0° W: paleocoordinates 39.4° N, 75.5° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Naturita Formation, Middle Cenomanian to Middle Cenomanian (99.6 - 93.5 Ma)
• Middle member of the "Dakota Formation" = Naturita Fm. here.
• bed-level stratigraphic resolution
Environment/lithology: "floodplain"; green, blue mudstone and sandstone
Size classes: macrofossils, mesofossils
Collected by J. G. Eaton in 2000
Collection methods: bulk, surface (float), surface (in situ),
Primary reference: J. G. Eaton. 2004. New screen-washing approaches to biostratigraphy and paleoecology of nonmarine rocks, Cretaceous of Utah. In M. R. Dawson & J. A. Lillegraven, Fanfare for an Uncommon Paleontologist: Papers in Honor of Malcolm C. McKenna. Bulletin of Carnegie Museum of Natural History 36:21-30 [M. Carrano/M. Carrano]more details
Purpose of describing collection: taphonomic analysis
PaleoDB collection 73432: authorized by Matthew Carrano, entered by Matthew Carrano on 15.06.2007, edited by Philip Mannion and Patricia Holroyd
Creative Commons license: CC BY (attribution)
Taxonomic list
Gnathostomata | |
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Amphibia | |
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Reptilia | |
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Crocodylia indet. crocodilian | |
Lacertilia indet. lizard | |
Mammalia | |
Spalacotheriidae indet.1 Marsh 1887 mammal UMNH VP 11632 (incomplete RMX) and UMNH 11633 (incomplete upper molar)
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"Boreosphenida indet." = Tribosphenida1
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Deuteropoda | |
Ostracoda indet. Latreille 1802 ostracod | |
Gastropoda | |
Gastropoda indet. Cuvier 1795 snail |