Sohl and Koch OFR # 93 (Cretaceous of the United States)

Also known as ; USGS # 17430

Where: Kemper County, Mississippi (32.9° N, 88.5° W: paleocoordinates 36.5° N, 66.3° W)

• outcrop-level geographic resolution

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

• Haustator bilira assemblage zone

• member-level stratigraphic resolution

Environment/lithology: marine; lithified, glauconitic, argillaceous, sandy lime mudstone

Size class: mesofossils

Reposited in the USGS

• others 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 4166: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Ammonitida - Baculitidae
Baculites sp., Baculites sp.
Baculites sp. Lamarck 1799 ammonite
Baculites sp. (Smooth-ovate)
Baculites sp. Lamarck 1799 ammonite
Baculites sp.
 Nautilida - Nautilidae
"Eutrephoceras perlata" = Eutrephoceras perlatus
"Eutrephoceras perlata" = Eutrephoceras perlatus Morton 1834 nautiloid
Eutrephoceras perlata Morton
Bivalvia
 Arcida - Cucullaeidae
"Cucullaea (Idonearca) capax" = Idonearca capax
"Cucullaea (Idonearca) capax" = Idonearca capax Conrad 1858 clam
Cucullaea (Idonearca) capax Conrad
 Cardiida - Cardiidae
Protocardia (Brevicardium) sp.
Protocardia (Brevicardium) sp. Beyrich 1845 cockle
Protocardium (Brevicardium) sp. - originally entered as "Protocardium sp."
 Carditida - Crassatellidae
Crassatella vadosa
Crassatella vadosa Morton 1834 clam
Crassatella vadosa vadosa Morton
Gastropoda
 Sorbeoconcha - Naticidae
Gyrodes abyssinus, Gyrodes petrosus
Gyrodes abyssinus moon snail
Gyrodes abyssinus (Morton)
Gyrodes petrosus moon snail
Gyrodes petrosus (Morton)
 Sorbeoconcha - Aporrhaidae
Anchura ? noakensis
Anchura ? noakensis snail
Anchura noakensis? Stephenson - originally entered as "Anchura noakensis ?"
 Cerithioidea - Turritellidae
Turritella sp.
Turritella sp. Lamarck 1799 turret shell
Turritella sp.
Demospongiae
 Clavulina - Clionaidae
Cliona sp.
Cliona sp. demosponge
Clione sp.