PBDB Collection

USGS 6793, Prairie Bluff (Cretaceous of the United States)

Also known as Sohl and Koch OFR # 136

Where: Wilcox County, Alabama (32.1° N, 87.4° W)

• Paleocoordinates: 38.2° N, 54.3° W (Wright 2013)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

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

• Haustator bilira assemblage zone

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, sandy lime mudstone

Size class: mesofossils

Preservation: original calcite

Collected by L.W. Stephenson; reposited in the USNM

Primary reference: C. W. Cooke. 1953. American Upper Cretaceous Echinoidea. United States Geological Survey Professional Paper 254-A:1-44 [W. Kiessling/U. Merkel/M. Clapham]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 4203: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999, edited by Uta Merkel and Mark Uhen

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names

unclassified
-	Trochocyathidae indet.² Trochocyathidae indet.² Trochocyathid coral
Echinoidea
Cassiduloida -	Hardouinia aequorea Hardouinia aequorea Morton 1834 sea urchin
Spatangoida - Hemiasteridae	Hemiaster wetherbyi Hemiaster wetherbyi de Loriol 1887 heart urchin
Chondrichthyes
Lamniformes - Ptychodontidae	Ptychodus mortoni¹ Ptychodus mortoni¹ Mantell 1836 mackerel shark
Sedentaria
Sabellida - Serpulidae	Serpula sp.² Serpula sp.² Linnaeus 1758 Serpula sp.
Bryozoa
-	Bryozoa indet.² Bryozoa indet.² Ehrenberg 1831 Reptilian tooth
Rhynchonellata
Terebratulida - Cancellothyrididae	Terebratulina floridana² Terebratulina floridana² Morton 1834 Terebratulina floridana (Morton)
Cephalopoda
Nautilida - Nautilidae	Eutrephoceras dekayi² Eutrephoceras dekayi² Morton 1834 Eutrephoceras dekayi (Morton)
Ammonitida - Diplomoceratidae	Diplomoceras trabeatus² Diplomoceras trabeatus² ammonite Diplomoceras trabeatus (Morton)
Ammonitida - Baculitidae	Baculites tippahensis², "Baculites (Eubaculites) carinatus" = Eubaculites carinatus², "Baculites columna" = Trachybaculites columna² Baculites tippahensis² ammonite Baculites tippahensis Conrad "Baculites (Eubaculites) carinatus" = Eubaculites carinatus² Morton 1834 ammonite Baculites (Eubaculites) carinatus "Baculites columna" = Trachybaculites columna² Morton 1834 ammonite Baculites columna Morton
Ammonitida - Scaphitidae	Discoscaphites conradi², Discoscaphites iris² Discoscaphites conradi² Morton 1834 ammonite Discoscaphites conradi (Morton) va Discoscaphites iris² Conrad 1858 ammonite Discoscaphites iris Conrad
Gastropoda
Opisthobranchiata - Scaphandridae	Ellipsoscapha mortoni² Ellipsoscapha mortoni² Forbes 1845 snail Ellipsoscapha mortoni (Forbes)
Sorbeoconcha - Capulidae	Capulus sp.² Capulus sp.² Monfort 1810 snail Capulus sp.
Sorbeoconcha - Naticidae	Gyrodes abyssinus², "Gyrodes spillmani" = Gyrodes (Sohlella) spillmani² Gyrodes abyssinus² moon snail Gyrodes abyssinus (Morton) "Gyrodes spillmani" = Gyrodes (Sohlella) spillmani² Gabb 1861 moon snail Gyrodes spillmani Gabb
Neogastropoda -	Neogastropoda indet.² Neogastropoda indet.² Thiele 1929 snail Neogastropods indeterminate
Neogastropoda - Pyropsidae	Pyropsis sp.² Pyropsis sp.² Conrad 1860 snail Pyropsis spp.
Neogastropoda - Turbinellidae	Napulus sp.² Napulus sp.² Stephenson 1941 snail Napulus sp.
Neogastropoda - Volutidae	Liopeplum sp.², Longoconcha sp.² Liopeplum sp.² Dall 1890 volute Liopeplum sp. Longoconcha sp.² Stephenson 1941 volute Longoconcha spp.
Neogastropoda - Buccinidae	Ornopsis sp.², Stantonella sp.², Stantonella sp.² Ornopsis sp.² Wade 1916 true whelk Ornopsis sp. Stantonella sp.² Wade 1926 true whelk Stantonella sp. Stantonella sp.² Wade 1926 true whelk Stantonella ? sp.
Neogastropoda - Melongenidae	Pyrifusus sp.² Pyrifusus sp.² Conrad 1858 snail Pyrifusus sp.
Neogastropoda - Fasciolariidae	Drilluta sp.², Piestochilus sp.², Graphidula sp.², Bellifusus sp.² Drilluta sp.² Wade 1916 snail Drilluta sp. Piestochilus sp.² Meek 1864 snail Piestochilus sp. Graphidula sp.² Stephenson 1941 snail Graphidula sp. Bellifusus sp.² Stephenson 1941 snail Bellifusus sp.
Sorbeoconcha - Aporrhaidae	Arrhoges (Latiala) sp.² Arrhoges (Latiala) sp.² Gabb 1868 snail Arrhoges (Latiala) sp.
Sorbeoconcha - Xenophoridae	"Xenophora leprosa" = Xenophora (Endoptygma) leprosa², Xenophora sp.² "Xenophora leprosa" = Xenophora (Endoptygma) leprosa² Morton 1834 carrier shell Xenophora leprosa (Morton) Xenophora sp.² Fischer von Waldheim 1807 carrier shell originally entered as "Xenophora "
Epitonioidea - Epitoniidae	Striaticostatum asperum², Striaticostatum sillimani² Striaticostatum asperum² Sohl 1964 wentletrap Striaticostatum asperum Sohl Striaticostatum sillimani² Morton 1834 wentletrap Striaticostatum sillimani (Morton)
Cerithioidea - Turritellidae	Turritella sp.², Turritella vertebroides² Turritella sp.² Lamarck 1799 turret shell Turritella sp. Turritella vertebroides² Morton 1834 turret shell Turritella vertebroides Morton
Bivalvia
Nuculanida - Nuculanidae	Nuculana sp.² Nuculana sp.² Link 1807 pointed nut clam Nuculana sp.
Poromyida - Poromyidae	Liopistha protexta² Liopistha protexta² Conrad 1853 clam Liopistha protexta Conrad
Pholadida - Corbulidae	Corbula sp.² Corbula sp.² Bruguière 1789 clam Corbula sp.
Cardiida - Arcticidae	Veniella conradi² Veniella conradi² Morton 1833 clam Veniella conradi (Morton)
Cardiida - Cardiidae	Cardium sp.² Cardium sp.² Linnaeus 1758 cockle Cardium sp.
Cardiida - Tellinidae	"Linearia sp." = Linearis² "Linearia sp." = Linearis² Conrad 1860 tellin clam Linearia sp.
Lucinida - Mactromyidae	Unicardium sp.² Unicardium sp.² d'Orbigny 1850 clam Unicardium sp.
Carditida - Crassatellidae	Crassatella vadosa² Crassatella vadosa² Morton 1834 clam Crassatella vadosa vadosa Morton
Pectinida - Pectinoidae	Spondylus (Spondylus) sp.² Spondylus (Spondylus) sp.² Linnaeus 1758 scallop Spondylus (Spondylus) sp.
Pectinida - Plicatulidae	Plicatula (Plicatula) mullicaensis² Plicatula (Plicatula) mullicaensis² Weller 1907 scallop Plicatula (Plicatula) mullicaensis
Pectinida - Limidae	Lima (Lima) sp.² Lima (Lima) sp.² Bruguiére 1796 file clam Lima (Lima) sp.
Ostreida - Flemingostreidae	Cubitostrea tecticosta² Cubitostrea tecticosta² Gabb 1860 oyster Cubitostrea tecticosta (Gabb)
Ostreida - Ostreidae	Arctostrea falacata² Arctostrea falacata² oyster Arctostrea falacata (Gabb)
Ostreida - Gryphaeidae	"Exogyra costata" = Exogyra (Exogyra) costata², Pycnodonte sp.², Pycnodonte vesicularis² "Exogyra costata" = Exogyra (Exogyra) costata² Say 1820 oyster Exogyra costata Say Pycnodonte sp.² Fischer von Waldheim 1835 oyster Pycnodonte sp. Pycnodonte vesicularis² Lamarck 1806 oyster Pycnodonte vesicularis Lamarck
Arcida - Arcidae	Arca sp.² Arca sp.² Linnaeus 1758 ark Arca sp.
Arcida - Cucullaeidae	"Cucullaea (Idonearca) capax" = Idonearca capax² "Cucullaea (Idonearca) capax" = Idonearca capax² Conrad 1858 clam Cucullaea (Idonearca) capax Conrad
Arcida - Glycymerididae	Glycymeris hamula², Glycymeris subaustralis² Glycymeris hamula² clam Glycymeris hamula Morton Glycymeris subaustralis² clam Glycymeris subaustralis dOrbigny
Mytilida - Crenellidae	Crenella serica² Crenella serica² Conrad 1860 clam Crenella serica Conrad
Demospongiae
Clavulina - Clionaidae	Cliona sp.² Cliona sp.² demosponge Clione sp.

¹Applegate 1970; ²Sohl and Koch 1983