Sohl and Koch OFR # 638 (Cretaceous of the United States)

Also known as Roane-1; USGS # 32175

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; gray 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 4422: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Echinoidea
  -
Echinoidea indet. Leske 1778 sea urchin
Echinoid sp. - originally entered as "Echinoidea sp."
unclassified
  -
Vertebrata indet. Lamarck 1801
Fish parts
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium leve Stephenson 1923 tusk shell
Dentalium leve Stephenson
Cephalopoda
 Ammonoidea -
Ammonoidea indet. ammonite
"Ammonite fragments": originally entered as "Ammonite"; changed by JA 30.6.04
 Ammonitida - Scaphitidae
Discoscaphites sp. Meek 1870 ammonite
Discoscaphites sp.
Gastropoda
 Sorbeoconcha - Rissoidae
Turboella sp. Leach in Gray 1847 snail
Turboella sp.
 Neogastropoda - Paladmetidae
Paladmete cancellaria Conrad 1858 snail
Paladmete cancellaria (Conrad)
 Heterostropha - Acteonidae
"Actaeon sp." = Acteon
"Actaeon sp." = Acteon Montfort 1810 snail
Acteon sp. - originally entered as "Acteon sp."
Bivalvia
 Nuculanida - Nuculanidae
Nuculana whitfieldi pointed nut clam
Nuculana whitfieldi (Gardner)
 Nuculanida - Malletiidae
Malletia longfrons clam
Malletia longfrons (Conrad)
 Solenida - Pharidae
Leptosolen biplicata Conrad 1858 clam
Leptosolen biplicata (Conrad)
 Cardiida - Mactridae
Cymbophora berryi clam
Cymbophora berryi (Gardner)