MF-11B. 2 km south of Burfordville (Ordovician of the United States)

Also known as Roadcuts on either side of county road 00 and adjacent hillside on west side of road.

Where: Cape Girardeau County, Missouri (37.3° N, 89.8° W: paleocoordinates 25.3° S, 76.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Lower Member (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 75550: authorized by Pete Wagner, entered by Pete Wagner on 16.10.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
  -
Gastropoda
  -
Gastropoda indet. Cuvier 1795 snail
 Euomphalina - Macluritidae
"Maclurites smithvillensis" = Teiichispira ponderosa
"Maclurites smithvillensis" = Teiichispira ponderosa Billings 1865 snail
 Euomphalina - Raphistomatidae
Ceratopea unguis Yochelson and Bridge 1957 snail
operculum
 Euomphalina - Helicotomidae
"? Lophonema ("n. subgen.") sp." = Lophonema, "? Polhemia indet." = Lophonema
"? Lophonema ("n. subgen.") sp." = Lophonema Purdue and Miser 1916 snail
"? Polhemia indet." = Lophonema Purdue and Miser 1916 snail
 Murchisoniina - Straparollinidae
 Murchisoniina - Lophospiridae
Lophospiridae indet. Wenz 1938 snail
Lophospira sp. Whitfield 1886 snail
 Murchisoniina - Hormotomidae
Plethospira cf. arenaria Billings 1859 snail