Also known as Kemmerer; U.S. Highway 189
Where: Lincoln County, Wyoming (41.9° N, 110.4° W: paleocoordinates 34.1° N, 51.2° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Twin Creek Limestone Formation, Bajocian to Bajocian (170.3 - 164.7 Ma)
• formation is "later Bajocian, all Bathonian, and very earliest Callovian" according to Imlay 1980, but the correlative Carmel Formation is Bajocian to early Bathonian according to Wilson et al. 1998
• group of beds-level stratigraphic resolution
Environment/lithology: sand shoal; lithified, ooidal, shelly/skeletal packstone
Size class: macrofossils
Collected by W. L. Stokes
• Penn State collection
Primary reference: R. J. Cuffey and J. E. Ehleiter. 1984. New bryozoan species from the mid-Jurassic Twin Creek and Carmel formations of Wyoming and Utah. Journal of Paleontology 58(3):668-682 [J. Alroy/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 90519: authorized by John Alroy, entered by John Alroy on 04.08.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Gymnolaemata | |
Stenolaemata | |
Entalophora stokesi n. sp., ? Entalophora sp.
Entalophora stokesi n. sp.
? Entalophora sp. Lamoureux 1821 | |
Berenicea duofluvina n. sp.
Berenicea duofluvina n. sp. | |
Crinoidea | |
Pentacrinus sp. Miller 1821 Sea lily |