Sohl and Koch OFR # 103 (Cretaceous of the United States)

Also known as Montpelier Area; USGS # 31481

Where: Clay County, Mississippi (33.7° N, 88.9° W: paleocoordinates 37.3° N, 66.5° W)

• small collection-level geographic resolution

When: Discoscaphites conradi ammonoid zone, upper Member (Prairie Bluff Formation), Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• Haustator bilira assemblage zone

• member-level stratigraphic resolution

Environment/lithology: marine; gray sandstone

Size class: mesofossils

Preservation: original calcite

Reposited in the USGS

Collection methods: bulk,

• Sohl collection

Primary reference: N. F. Sohl and C. F. Koch. 1983. Upper Cretaceous (Maestrichtian) Mollusca from the Haustator bilira Assemblage Zone in the East Gulf Coastal Plain. USGS Open File Report 83-451:1-239 [M. Kosnik/M. Kosnik/M. Uhen]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 4170: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Demospongiae
 Clavulina - Clionaidae
Cliona sp. demosponge
Clione sp.
Cephalopoda
 Nautilida - Nautilidae
Eutrephoceras dekayi Morton 1834 nautiloid
Eutrephoceras dekayi (Morton)
 Belemnitida - Belemnitellidae
Belemnitella americana belemnite
Belemnitella americana (Morton)
Gastropoda
 Seguenzioidea - Eucyclidae
Calliomphalus (Calliomphalus) americanus snail
Calliomphalus (Calliomphalus) amer
 Cerithioidea - Turritellidae
Laxispira sp., "Turritella (Sohlitella) trilira" = Turritella trilira, Turritella vertebroides
Laxispira sp. Gabb 1877 turret shell
Laxispira sp.
"Turritella (Sohlitella) trilira" = Turritella trilira Conrad 1860 turret shell
Turritella (Sohlitella) trilira (C
Turritella vertebroides Morton 1834 turret shell
Turritella vertebroides Morton
 Sorbeoconcha - Aporrhaidae
Arrhoges (Latiala) sp. Gabb 1868 snail
Arrhoges (Latiala) sp.
Anchura sp. Conrad 1860 snail
Anchura sp.
 Neogastropoda - Melongenidae
Pyrifusus sp. Conrad 1858 snail
Pyrifusus sp.
 Sorbeoconcha - Naticidae
Euspira sp. Agassiz 1837 moon snail
Euspira sp.
Bivalvia
 Arcida - Cucullaeidae
"Cucullaea (Idonearca) capax" = Idonearca capax
"Cucullaea (Idonearca) capax" = Idonearca capax Conrad 1858 clam
Cucullaea (Idonearca) capax Conrad
 Myalinida - Inoceramidae
Inoceramus (Inoceramus) sp. Sowerby 1814 clam
Inoceramus (Inoceramus) sp.
 Pectinida - Dimyidae
Atreta melleni scallop
Atreta melleni (Stephenson)
 Pectinida - Limidae
"Lima (Lima) reticulata" = Lima reticulata
"Lima (Lima) reticulata" = Lima reticulata Forbes 1845 file clam
Lima (Lima) reticulata Lyell & For
 Pectinida - Pectinoidae
Chlamys (Radiopecten) mississippensis scallop
Chlamys (Radiopecten) mississippen
Camptonectes (Camptonectes) bubonis Stephenson 1941 scallop
Camptonectes (Camptonectes) bubonis (
Camptonectes (Camptonectes) sp. Meek 1864 scallop
Camptonectes (Comptonectes) sp.
 Ostreida - Flemingostreidae
Cubitostrea tecticosta Gabb 1860 oyster
Cubitostrea tecticosta (Gabb)
 Ostreida - Gryphaeidae
Pycnodonte sp. Fischer von Waldheim 1835 oyster
Pycnodonte sp.
Pycnodonte vesicularis Lamarck 1806 oyster
Pycnodonte vesicularis Lamarck
Exogyra sp. Say 1820 oyster
Exogyra sp.
"Exogyra costata" = Exogyra (Exogyra) costata Say 1820 oyster
Exogyra costata Say
 Mytilida - Crenellidae
Crenella serica Conrad 1860 clam
Crenella serica Conrad
 Cardiida - Veneridae
Cyprimeria alta venus clam
Cyprimeria alta Conrad
 Cardiida - Cardiidae
Cardium sp. Linnaeus 1758 cockle
Cardium sp.
Protocardia (Pachycardium) spillmani cockle
Protocardium (Pachycardium) spillm - originally entered as "Protocardium spillmani"
 Carditida - Crassatellidae
Crassatella sp. Lamarck 1799 clam
Crassatella sp.
 Trigoniida - Megatrigonioidae
Pterotrigonia (Scabrotrigonia) sp. Dietrich 1933 clam
Pterotrigonia (Scabrotrigonia) sp.
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
Bryozoa (encrusting)
Bryozoa indet. Ehrenberg 1831
Bryozoa (branching)
Polychaeta
 Sabellida - Serpulidae
Serpula sp. Linnaeus 1758
Serpula sp.