Also known as Klapper & Bergström locality 1
Where: Cape Girardeau County, Missouri (37.3° N, 89.6° W: paleocoordinates 25.5° S, 76.3° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Middle Member (Dutchtown Formation), Cassinian (482.3 - 470.0 Ma)
• lowest beds of Middle member. N. American Conodont zone 5 (middle Whiterockian)
• group of beds-level stratigraphic resolution
Environment/lithology: limestone
Size class: macrofossils
Preservation: replaced with silica
Collection methods: bulk, hydrochloric
• Missouri School of Mines and Mineralogy
Primary reference: M. F. Fix. 1975. The Paleontology and stratigraphy of the Smithville and Blackrock Formations of Southeastern Missouri. M.S. Thesis, Geology, Washington University 1-147 [P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 75553: authorized by Pete Wagner, entered by Pete Wagner on 16.10.2007
Creative Commons license: CC BY (attribution)
Taxonomic list
Conodonta | |
? Archeognathus carinatus n. sp.
? Archeognathus carinatus n. sp. Cullison 1938 conodont | |
Gastropoda | |
"Lophospira dutchtownensis n. sp." = Straparollina cassina, "Lophospira corrugata n. sp." = Straparollina cassina
"Lophospira dutchtownensis n. sp." = Straparollina cassina Whitfield 1886 snail
"Lophospira corrugata n. sp." = Straparollina cassina Whitfield 1886 snail | |
Bivalvia | |
Modiolopsis convexa n. sp.
Modiolopsis convexa n. sp. Cullison 1938 clam | |
Ischyrodonta dakei n. sp.
Ischyrodonta dakei n. sp. Cullison 1938 clam | |
Stenolaemata | |
Crepipora globulifera n. sp.
Crepipora globulifera n. sp. Cullison 1938 | |
Ostracoda | |
Isochilina variana n. sp.
Isochilina variana n. sp. Cullison 1938 ostracod |