Don's Ridge North (UMNH VP Loc. 1206) (Cretaceous to of the United States)

Where: Grand County, Utah (38.9° N, 110.1° W: paleocoordinates 36.9° N, 59.4° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Yellow Cat Member (Cedar Mountain Formation), Late/Upper Berriasian to Late/Upper Berriasian (145.0 - 132.9 Ma)

• "upper level" at this site (J. Kirkland, pers. comm. to MTC); below caprock marker bed, middle of lower part of member. Sauropod from 2 m below.

•Recent work indicates that the Yellow Cat Member is late Berriasian-Valanginian (Joeckel et al. 2020)

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; mudstone and chert

Size class: macrofossils

• sauropod tibia; iguanodont vertebrae

Collected by Don DeBlieux in 2005

Collection methods: surface (in situ), mechanical,

Primary reference: J. I. Kirkland and S. K. Madsen. 2007. The Lower Cretaceous Cedar Mountain Formation, Eastern Utah: the view up an always interesting learning curve. Utah Geological Association Publication 35 1-108 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 97957: authorized by Matthew Carrano, entered by Matthew Oreska on 09.09.2010, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Ornithischia -
Iguanacolossus fortis n. gen. n. sp.
Iguanacolossus fortis n. gen. n. sp. McDonald et al. 2010 ornithopod
vertebrae
 Saurischia -
Sauropoda indet. sauropod
tibia