Cedar Canyon roadcut (UMNH VP Loc. 161) (Cretaceous to of the United States)

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

• "green to purplish mudstones and channel sandstones"; fossils are in mudstones directly beneath channel sandstones

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

Osteichthyes indet. bony fish
 Temnospondyli - Albanerpetontidae
Albanerpetontidae indet.2 Fox and Naylor 1982 tetrapod
 Salientia -
Anura indet.2 Fischer von Waldheim 1813 frog
 Dinosauria -
Dinosauria indet. dinosaur
incl. eggshell
 Loricata -
Crocodylia indet. crocodilian
 Squamata -
 Theriamorpha - Spalacotheriidae
Spalacotheriidae indet.1 Marsh 1887 mammal
UMNH VP 11632 (incomplete RMX) and UMNH 11633 (incomplete upper molar)
 Theriamorpha -
"Boreosphenida indet." = Tribosphenida1
"Boreosphenida indet." = Tribosphenida1 McKenna 1975 mammal
UMNH VP 11636 (RM1?)
 Theriamorpha - Alphadontidae
Eoalphadon woodburnei1 Eaton 2009 metatherian
UMNH VP 11637 (Rmx trigonid)
 Multituberculata - Cimolodontidae
? Cimolodontidae indet.1 Marsh 1889 multituberculate
UMNH VP 11640 (LP4)
Cimolodontidae indet.1 Marsh 1889 multituberculate
Ostracoda indet. Latreille 1802 ostracod
Gastropoda indet. Cuvier 1795 snail