Red Rock Canyon Open Space (Smoky Hill) (Cretaceous of the United States)

Also known as RRCOS

Where: El Paso County, Colorado (38.8° N, 104.9° W: paleocoordinates 43.1° N, 71.5° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Smoky Hill Chalk Member (Niobrara Formation), Santonian (86.3 - 83.6 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; yellow shale and limestone

• "shale weathers to yellowish-tan; thin limestone beds"

Size class: macrofossils

Collection methods: surface (in situ),

Primary reference: S. Milito. 2010. A survey of fossils and geology of Red Rock Canyon Open Space, Colorado Springs, Colorado. The Mountain Geologist 47(1):1-14 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 179211: authorized by Matthew Carrano, entered by Matthew Carrano on 06.06.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Myalinida - Inoceramidae
 Ostreida - Ostreidae
Pseudoperna congesta oyster
encrusting P. platinus and V. grandis
Actinopteri
 Ichthyodectiformes - Ichthyodectidae
Ichthyodectes sp. Cope 1870
tail fin-rays