Sohl and Koch OFR # 653 (Cretaceous of the United States)

Also known as Tehuacana; USGS # 17374

Where: Limestone County, Texas (31.8° N, 96.6° W: paleocoordinates 37.0° N, 74.9° W)

• small collection-level geographic resolution

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

• Haustator bilira assemblage zone

• member-level stratigraphic resolution

Environment/lithology: marine; gray, silty claystone

Size class: mesofossils

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 4434: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Scaphitidae
Discoscaphites conradi Morton 1834 ammonite
Discoscaphites conradi (Morton) va
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium leve Stephenson 1923 tusk shell
Dentalium leve Stephenson
Gastropoda
 Cerithioidea - Pickworthiidae
Urceolabrum sp. Wade 1916 snail
Urceolabrum sp.
 Neogastropoda - Cancellariidae
Caveola sp. Stephenson 1941 snail
Caveola sp.
Bivalvia
 Mytilida - Mytilidae
Botula carolinensis mussel
Botula carolinensis (Conrad)
 Pholadida - Pholadidae
Pholadidea indet. Turton 1819 clam
Pholadidea sp.