Sohl and Koch OFR # 125 (Cretaceous of the United States)

Also known as Coatopa; USGS # 6796 : 496 : 564

Where: Sumter County, Alabama (32.5° N, 88.1° W: paleocoordinates 36.0° N, 66.0° W)

• outcrop-level geographic resolution

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

• Haustator bilira assemblage zone

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified, gray, sandy lime mudstone

Size class: mesofossils

Preservation: original calcite

Reposited in the USGS

• Stephenson pub 1914

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 4192: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Heteromorpha ammonite
Heteromorph ammonite - originally entered as "Heteromorph ammonite"
Bivalvia
 Arcida - Cucullaeidae
"Cucullaea (Idonearca) capax" = Idonearca capax
"Cucullaea (Idonearca) capax" = Idonearca capax Conrad 1858 clam
Cucullaea (Idonearca) capax Conrad
 Ostreida - Gryphaeidae
Pycnodonte sp. Fischer von Waldheim 1835 oyster
Pycnodonte sp.
"Exogyra costata" = Exogyra (Exogyra) costata Say 1971 oyster
Exogyra costata Say
Gryphaeostrea vomer Morton 1828 oyster
Gryphaeostrea vomer Morton
 Carditida - Crassatellidae
Crassatella vadosa Morton 1834 clam
Crassatella vadosa vadosa Morton
Gastropoda
 Neogastropoda - Buccinidae
Buccinopsis sp. Conrad 1857 true whelk
Buccinopsis sp.
 Neogastropoda - Fasciolariidae
Bellifusus sp. Stephenson 1941 snail
Bellifusus sp.
 Naticoidea - Naticidae
Gyrodes petrosus moon snail
Gyrodes petrosus (Morton)
 Sorbeoconcha - Turritellidae
Turritella sp. Lamarck 1799 turret shell
Turritella sp.
Cephalopoda
 Ammonitida - Scaphitidae
Discoscaphites conradi Morton 1834 ammonite
Discoscaphites conradi (Morton) va
 Ammonitida - Baculitidae
"Baculites (Eubaculites) carinatus" = Eubaculites carinatus, Baculites sp., Baculites tippahensis
"Baculites (Eubaculites) carinatus" = Eubaculites carinatus Morton 1834 ammonite
Baculites (Eubaculites) carinatus
Baculites sp. Lamarck 1799 ammonite
Baculites sp.
Baculites tippahensis ammonite
Baculites tippahensis Conrad
 Ammonitida - Diplomoceratidae
Diplomoceras trabeatus ammonite
Diplomoceras trabeatus (Morton)
 Nautilida - Nautilidae
Eutrephoceras dekayi Morton 1834 nautiloid
Eutrephoceras dekayi (Morton)