Sohl and Koch OFR # 861 (Cretaceous of the United States)

Also known as Finley ranch; USGS # 10292

Where: Zavala County, Texas (29.1° N, 100.1° W: paleocoordinates 35.2° N, 78.9° 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, gray, calcareous sandstone

Size class: mesofossils

Preservation: original calcite, replaced with 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 4575: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Ostreida - Ostreidae
Ostrea sp. Linnaeus 1758 oyster
Ostrea sp.
 Pectinida - Anomiidae
Anomia (Anomia) sp. Linnaeus 1758 jingle
Anomia (Anomia) sp.
Anomia (Anomia) ornata Gabb 1876 jingle
Anomia (Anomia) ornata Gabb
 Arcida - Arcidae
Striarca cuneata clam
Striarca cuneata Gabb
 Cardiida - Tellinidae
Tellina sp. Linnaeus 1758 tellin clam
Tellina sp.
? Tellina sp. Linnaeus 1758 tellin clam
Tellina ? sp. - originally entered as "Tellina ? sp."
Gastropoda
  -
Gastropoda indet. Cuvier 1795 snail
indeterminate gastropods
 Neogastropoda -
Neogastropoda indet. Thiele 1929 snail
Neogastropods indeterminate
 Cerithioidea - Turritellidae
Turritella sp. Lamarck 1799 turret shell
Turritella sp.
Cephalopoda
 Ammonitida - Sphenodiscidae
Sphenodiscus sp. Meek 1871 ammonite
Sphenodiscus sp.
unclassified
  -
Vertebrata indet. Lamarck 1801
Shark parts