USGS 11247 (Cretaceous of the United States)

Also known as About 50 yards northeast of the Lone Oak Pike, on the east side of Cowleech Fork of Sabine River, about 12 miles southeast of Greenville, Hunt County;

Where: Navarro County, Texas (32.1° N, 96.5° W: paleocoordinates 37.4° N, 74.2° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Kemp Clay Formation, Maastrichtian (72.1 - 66.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

• Navarro fossils reworked in base of Kincaid formation (Paleocene)

Size class: mesofossils

Reposited in the USGS

• Mr. and Mrs. D. A. Saunders 1922

Primary reference: L. W. Stephenson. 1941. The larger invertebrate fossils of the Navarro group of Texas. The University of Texas Publication 4101:1-625 [M. Kosnik/M. Kosnik]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 7517: authorized by Matt Kosnik, entered by Matt Kosnik on 18.07.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Plicatulidae
Plicatula sp. Lamarck 1801 scallop
Plicatula spp.
 Ostreida - Gryphaeidae
"Exogyra costata" = Exogyra (Exogyra) costata
"Exogyra costata" = Exogyra (Exogyra) costata Say 1820 oyster
Exogyra costata Say
 Nuculida - Nuculidae
Nucula sp. Lamarck 1799 nut clam
Nucula spp.
Cephalopoda
 Ammonitida - Turrilitidae
Turrilites saudersorum ammonite
Turrilites saudersorum Stephenson
 Belemnitida - Belemnitellidae
Belemnitella americana belemnite
Belemnitella americanus (Morton)
Demospongiae
 Clavulina - Clionaidae
Cliona microtuberum demosponge
Cliona microtuberum Stephenson