Sohl and Koch OFR # 614 (Cretaceous of the United States)

Also known as Campbell; USGS # 12927

Where: Hunt County, Texas (33.1° N, 96.0° W: paleocoordinates 38.2° N, 73.9° W)

• small collection-level geographic resolution

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

• Haustator bilira assemblage zone

• member-level stratigraphic resolution

Environment/lithology: marine; gray sandstone

Size class: mesofossils

Preservation: original calcite

Reposited in the USGS

• Stephenson collection

Primary reference: N. F. Sohl and C. F. Koch. 1984. Upper Cretaceous (Maestrichtian) larger invertebrate Fossils from the Haustator bilira Assemblage Zone in the west gulf Coastal Plain. USGS Open File Report 84-687:1-282 [M. Kosnik/M. Kosnik]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 4403: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Sorbeoconcha - Aporrhaidae
Pugnellus sp. Conrad 1860 snail
Pugnellus sp.
Bivalvia
 Ostreida - Gryphaeidae
"Exogyra costata" = Exogyra (Exogyra) costata
"Exogyra costata" = Exogyra (Exogyra) costata Say 1820 oyster
Exogyra costata Say