Sohl and Koch OFR # 669 (Cretaceous of the United States)

Also known as Walkers Ck-4; USGS # 32183

Where: Milam County, Texas (30.9° N, 97.0° W: paleocoordinates 36.3° N, 75.6° W)

• small collection-level geographic resolution

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

• Haustator bilira assemblage zone

• member-level stratigraphic resolution

Environment/lithology: marine; lithified, gray, sandy siltstone

Size class: mesofossils

Preservation: 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 4447: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Sedentaria
 Sabellida - Serpulidae
Serpula sp. Linnaeus 1758
Serpula sp.
Cephalopoda
 Ammonitida - Scaphitidae
Scaphites sp. Parkinson 1811 ammonite
Scaphites sp.
 Ammonitida - Baculitidae
Baculites sp. Lamarck 1799 ammonite
Baculites sp.
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium leve Stephenson 1923 tusk shell
Dentalium leve Stephenson
Bivalvia
 Pholadida - Corbulidae
Corbula sp. Bruguière 1789 clam
Corbula sp.
 Cardiida - Mactridae
Cymbophora berryi clam
Cymbophora berryi (Gardner)
 Carditida - Crassatellidae
Crassatella vadosa Morton 1834 clam
Crassatella vadosa vadosa Morton
 Carditida - Carditidae
Vetericardiella webbervillensis clam
Vetericardiella webbervillensis (S
 Trigoniida - Megatrigonioidae
Pterotrigonia (Scabrotrigonia) sp. Dietrich 1933 clam
Pterotrigonia (Scabrotrigonia) sp.
 Mytilida - Crenellidae
Crenella elegantula Meek and Hayden 1862 clam
Crenella elegantula Meek & Hayden
 Pectinida - Pectinoidae
"Amussium ? danei" = Amusium scallop
Amusium ? danei (Stephenson) - originally entered as "Amusium ? danei"
Camptonectes (Camptonectes) bubonis Stephenson 1941 scallop
Camptonectes (Camptonectes) bubonis (
 Pectinida - Entoliidae
Syncyclonema simplicius scallop
Syncylonema simplicus (Conrad) - originally entered as "Syncylonema simplicius"
 Pectinida - Anomiidae
Anomia (Anomia) argentaria Morton 1833 jingle
Anomia (Anomia) argentaria Morton
 Pectinida - Limidae
Lima (Lima) pelagica Morton 1833 file clam
Lima (Lima) pelagica (Morton)
 Ostreida - Flemingostreidae
Cubitostrea tecticosta Gabb 1860 oyster
Cubitostrea tecticosta (Gabb)
 Arcida - Parallelodontidae
Nemodon eufaulensis clam
Nemodon eufaulensis (Gabb) [entered as Nemodon eufaulensis]
 Arcida - Arcidae
Striarca webbervillensis clam
Striarca webbervillensis (Stephens
 Nuculanida - Nuculanidae
Nuculana whitfieldi pointed nut clam
Nuculana whitfieldi (Gardner)
 Nuculanida - Malletiidae
Malletia longfrons clam
Malletia longfrons (Conrad)
Gastropoda
 Neogastropoda -
Neogastropoda indet. Thiele 1929 snail
Neogastropods indeterminate
Fulgerca aff. attenuata Wade 1926 snail
Fulgerca aff. A. attenuata (Wade) - originally entered as "Fulgerca aff. attenuata"
 Cerithioidea - Turritellidae
Laxispira monilifera Sohl 1964 turret shell
Laxispira monilifera Sohl
Turritella vertebroides Morton 1834 turret shell
Turritella vertebroides Morton
 Opisthobranchia - Cylichnidae
Cylichna sp. Lovén 1846 snail
Cylichna sp.
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
Reptilian tooth
Bryozoa indet. Ehrenberg 1831
Bryozoa (encrusting)
unclassified
  -
Vertebrata indet. Lamarck 1801
Fish parts
Vertebrata indet. Lamarck 1801
Bone material
Vertebrata indet. Lamarck 1801
Shark parts