Also known as Roadcut on gravel road, northside of gravel road
Where: Cape Girardeau County, Missouri (37.2° N, 89.8° W: paleocoordinates 25.4° S, 76.4° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Smithville Formation, Cassinian (482.3 - 470.0 Ma)
• N. American E Fauna, Reutterodus andinus zone, middle Blackhillsian.
• group of beds-level stratigraphic resolution
Environment/lithology: limestone
Size class: macrofossils
Preservation: replaced with silica
Reposited in the USNM
Collection methods: bulk, hydrochloric
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 75561: authorized by Pete Wagner, entered by Pete Wagner on 16.10.2007
Creative Commons license: CC BY (attribution)
Taxonomic list
Rostroconchia | |
? Eopteria indet. Billings 1865 | |
Gastropoda | |
Gastropoda indet. Cuvier 1795 snail | |
Hormotoma sp. Salter 1859 snail
? Plethospira aff. cassina Whitfield 1886 snail | |
"Murchisonia (Turritoma) cf. acrea" = Turritoma acrea
"Murchisonia (Turritoma) cf. acrea" = Turritoma acrea Billings 1865 snail | |
Straparollina aff. cassina Whitfield 1886 snail | |
Lophospiridae indet. Wenz 1938 snail
Ectomaria adventa Butts 1926 snail
Donaldiella cicelia Billings 1865 snail
Lophospira sp. Whitfield 1886 snail | |
| |
"Maclurites smithvillensis" = Teiichispira ponderosa
"Maclurites smithvillensis" = Teiichispira ponderosa Billings 1865 snail | |
"Lophonema sp." = Lophonema Purdue and Miser 1916 snail
Lophonema taneyensis Cullison 1944 snail
"Polhemia indet." = Lophonema Purdue and Miser 1916 snail | |
"Tropidodiscus (Umbilicatus) macer" = Peruniscus macer
"Tropidodiscus (Umbilicatus) macer" = Peruniscus macer Billings 1865 snail |