V5, locality 2, Dolores River Canyon (Triassic to of the United States)

Also known as Paradox Valley, Bedrock

Where: Montrose County, Colorado (38.3° N, 108.9° W: paleocoordinates 14.5° N, 47.2° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Rock Point Formation (Chinle Group), Norian to Norian (228.0 - 201.3 Ma)

• ca. 65 ft. below base of Wingate Sandstone

• group of beds-level stratigraphic resolution

Environment/lithology: crevasse splay; green, red mudstone and green, red siltstone

• "bones occur throughout a vertical thickness of 15-20 ft (4.5-6 m) in interbedded red mudstone and siltstone with extensive greenish-grey mottles."

Size classes: macrofossils, mesofossils

Collected by Dubiel, Good, Parrish in 1968

Collection methods: surface (in situ),

Primary reference: R. F. Dubiel, S. C. Good, and J. M. Parrish. 1989. Sedimentology and paleontology of the Upper Triassic Chinle Formation, Bedrock, Colorado. The Mountain Geologist 26(4):113-126 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 178451: authorized by Matthew Carrano, entered by Matthew Carrano on 02.05.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

• "This locality has been heavily quarried by persons unknown, probably hobbyists and/or commercial collectors. Thus, the entire composition of the fauna cannot be determined at this time."
Show authors, comments, and common names
Reptilia
 Theropoda - Coelophysidae
? Coelophysis sp.
? Coelophysis sp. Cope 1889 coelophysoid
"a few isolated toe elements"
 Phytosauria -
Phytosauria indet.
unclassified
  -
Mollusca indet.
Mollusca indet. Linnaeus 1758