Sohl and Koch OFR # 737 (Cretaceous of the United States)

Also known as McQueeney; USGS # 15525 : 7638

Where: Guadalupe County, Texas (29.6° N, 98.0° W: paleocoordinates 35.2° N, 77.1° W)

• outcrop-level geographic resolution

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

• Haustator bilira assemblage zone

• member-level stratigraphic resolution

Environment/lithology: marine; gray claystone

Size class: mesofossils

Preservation: original aragonite, 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 4499: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Sphenodiscidae
Sphenodiscus tirensis ammonite
Sphenodiscus tirensis Stephenson
Sphenodiscus sp. Meek 1871 ammonite
Sphenodiscus sp.
Bivalvia
 Nuculanida - Malletiidae
Malletia longfrons clam
Malletia longfrons (Conrad)
 Pandorida - Laternulidae
Periplomya sp. Conrad 1870 clam
Periplomya sp.