Sohl and Koch OFR # 54 (Cretaceous of the United States)

Also known as E Bakers X-Roads; USGS # 25516

Where: Union County, Mississippi (34.5° N, 88.9° W: paleocoordinates 38.1° N, 66.3° W)

• small collection-level geographic resolution

When: Discoscaphites conradi ammonoid zone, lower Member (Prairie Bluff Formation), Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• Haustator bilira assemblage zone

• member-level stratigraphic resolution

Environment/lithology: marine; gray, calcareous sandstone

Size class: mesofossils

Preservation: original calcite

Reposited in the USGS

Collection methods: bulk,

• Sohl collection

Primary reference: N. F. Sohl and C. F. Koch. 1983. Upper Cretaceous (Maestrichtian) Mollusca from the Haustator bilira Assemblage Zone in the East Gulf Coastal Plain. USGS Open File Report 83-451:1-239 [M. Kosnik/M. Kosnik/M. Uhen]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 4135: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Ostreida - Gryphaeidae
"Exogyra costata" = Exogyra (Exogyra) costata
"Exogyra costata" = Exogyra (Exogyra) costata Say 1820 oyster
Exogyra costata Say
Gastropoda
 Euomphalina - Euomphalidae
Weeksia deplanata snail
Weeksia deplanata (Johnson)
 Epitonioidea - Epitoniidae
Striaticostatum sparsum Sohl 1964 wentletrap
Striaticostatum sparsum Sohl
 Cerithioidea - Turritellidae
Turritella sp., Turritella vertebroides, "Turritella (Sohlitella) trilira" = Turritella trilira
Turritella sp. Lamarck 1799 turret shell
Turritella sp.
Turritella vertebroides Morton 1834 turret shell
Turritella vertebroides Morton
"Turritella (Sohlitella) trilira" = Turritella trilira Conrad 1860 turret shell
Turritella (Sohlitella) trilira (C
 Sorbeoconcha - Naticidae
Euspira cf. rectilabrum Conrad 1858 moon snail
Euspira cf. Euspira rectilabrum (C - originally entered as "Euspira cf. rectilabrum"
 Neogastropoda - Melongenidae
Deussenia bellalirata Conrad 1858 snail
Deussenia bellalirata (Conrad)
 Neogastropoda - Muricidae
Lowenstamia cf. subplanus murex snail
Lowenstamia cf. L. subplanus (Gabb - originally entered as "Lowenstamia cf. subplanus"