Where: Cole County, Missouri (38.6° N, 92.2° W: paleocoordinates 22.9° S, 78.2° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Upper Member (Rich Fountain Formation), Jeffersonian (485.4 - 470.0 Ma)
• Arengian half
• formation-level stratigraphic resolution
Environment/lithology: lithified, fine-grained, white, argillaceous, cherty/siliceous dolomite
Size class: macrofossils
Preservation: replaced with silica
Primary reference: J. S. Cullison. 1944. The stratigraphy of some Lower Ordovician formations of the Ozark uplift. University of Missouri School of Mines and Metallurgy Technical Series Bulletin 15(2):1-112 [P. Wagner/P. Wagner]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 56503: authorized by Pete Wagner, entered by Pete Wagner on 20.11.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Tergomya | |
Proplina elongata Cullison 1944 | |
Gastropoda | |
Orospira elevata n. sp.
Orospira elevata n. sp. Cullison 1944 snail | |
Hormotoma dubia Donald 1899 snail | |
Trilobita | |
Bolbocephalus jeffersonensis Cullison 1944 trilobite | |
Rollia goodwini Cullison 1944 trilobite |