Sohl and Koch OFR # 963 (Cretaceous of the United States)

Also known as East El Indio; USGS # 1473

Where: Maverick County, Texas (28.5° N, 100.3° W: paleocoordinates 34.7° N, 79.2° W)

• outcrop-level geographic resolution

When: Escondido Formation, Maastrichtian (72.1 - 66.0 Ma)

• Haustator bilira assemblage zone.

• formation-level stratigraphic resolution

Environment/lithology: estuary or bay; lithified, glauconitic, gray, calcareous sandstone

Size class: mesofossils

Preservation: original calcite

Reposited in the USGS

• others 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 4629: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Nautilida - Nautilidae
Eutrephoceras dekayi Morton 1834 nautiloid
Eutrephoceras dekayi (Morton)
 Ammonitida - Sphenodiscidae
Sphenodiscus pleurisepta Conrad 1857 ammonite
Sphenodiscus pleurisepta (Conrad)
Gastropoda
 Cerithioidea - Turritellidae
Turritella sp. Lamarck 1799 turret shell
Turritella sp.
Bivalvia
 Myalinida - Inoceramidae
Inoceramus (Inoceramus) sp. Sowerby 1814 clam
Inoceramus (Inoceramus) sp.
 Pectinida - Anomiidae
Anomia (Anomia) ornata Gabb 1876 jingle
Anomia (Anomia) ornata Gabb
 Ostreida - Gryphaeidae
Pycnodonte belli oyster
Pycnodonte belli Stephenson
 Ostreida - Ostreidae
Crassostrea cortex oyster
Crassostrea cortex (Conrad)
Ostrea sp. Linnaeus 1758 oyster
Ostrea sp.
 Pholadomyida - Pholadomyidae
Pholadomya (Pholadomya) occidentalis Morton clam
Pholadomya (Pholadomya) occidental
 Cardiida - Mactridae
Cymbophora inflata clam
Cymbophora inflata Stephenson
Cymbophora sp. Gabb 1869 clam
Cymbophora sp.
 Cardiida - Cardiidae
Trachycardium sp. Mörch 1853 cockle
Trachycardium sp.
 Nuculanida - Malletiidae
Malletia longfrons clam
Malletia longfrons (Conrad)