Sohl and Koch OFR # 639 (Cretaceous of the United States)

Also known as Roane-2; USGS # 32176

Where: Navarro County, Texas (32.2° N, 96.3° W: paleocoordinates 37.4° N, 74.5° W)

• small collection-level geographic resolution

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

• Haustator bilira assemblage zone

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified, gray, calcareous claystone

Size class: mesofossils

Preservation: original aragonite, original calcite

Reposited in the USGS

Collection methods: bulk,

• Sohl 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 4423: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Sphenodiscidae
Sphenodiscus pleurisepta Conrad 1857 ammonite
Sphenodiscus pleurisepta (Conrad)
 Ammonitida - Scaphitidae
Hoploscaphites sp. n. sp. Nowak 1911 ammonite
Hoploscaphites n. sp. - originally entered as "Hoploscaphites n. sp."
 Ammonitida - Baculitidae
"Baculites (Eubaculites) carinatus" = Eubaculites carinatus
"Baculites (Eubaculites) carinatus" = Eubaculites carinatus Morton 1834 ammonite
Baculites (Eubaculites) carinatus
Gastropoda
 Heterostropha - Acteonidae
"Actaeon sp." = Acteon
"Actaeon sp." = Acteon Montfort 1810 snail
Acteon sp. - originally entered as "Acteon sp."
Bivalvia
 Arcida - Arcidae
Striarca sp. Conrad 1862 clam
Striarca sp.
 Pectinida - Entoliidae
Syncyclonema ? kingi Stephenson 1941 scallop
Syncylonema ? kingi (Stephenson) - originally entered as "Syncylonema ? kingi"
 Ostreida - Flemingostreidae
Cubitostrea tecticosta Gabb 1860 oyster
Cubitostrea tecticosta (Gabb)
 Pholadida - Corbulidae
Corbula sp. Bruguière 1789 clam
Corbula sp.
 Cardiida - Cardiidae
Trachycardium sp. Mörch 1853 cockle
Trachycardium sp.
 Nuculida - Nuculidae
Nucula sp. Lamarck 1799 nut clam
Nucula sp.
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium leve Stephenson 1923 tusk shell
Dentalium leve Stephenson
unclassified
  -
Vertebrata indet. Lamarck 1801
Fish parts