Also known as Shell Ck; USGS # 25497 : 25498 : 26989
Where: Wilcox County, Alabama (32.1° N, 87.4° W: paleocoordinates 35.5° N, 65.5° W)
• 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
• member-level stratigraphic resolution
Environment/lithology: marine; calcareous 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 4202: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Crinoidae indet., metazoan indet., metazoan indet., Trochocyathidae indet., Vertebrata indet., Vertebrata indet.
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Echinoidea | |
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Deuteropoda | |
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Bryozoa | |
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Brachiopoda | |
Brachiopoda indet. Cuvier 1805 | |
Rhynchonellata | |
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Cephalopoda | |
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"Baculites columna" = Trachybaculites columna, "Baculites (Eubaculites) carinatus" = Eubaculites carinatus, Baculites sp., Baculites tippahensis
"Baculites (Eubaculites) carinatus" = Eubaculites carinatus Morton 1834 ammonite Baculites (Eubaculites) carinatus
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Bivalvia | |
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"Cucullaea (Idonearca) capax" = Idonearca capax
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Lima (Lima) sp., "Lima (Lima) reticulata" = Lima reticulata
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"Exogyra costata" = Exogyra (Exogyra) costata, Pycnodonte sp., Pycnodonte vesicularis, Gryphaeostrea vomer
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"Gervillia ensiformis" = Gervilliopsis ensiformis
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Protocardia (Pachycardium) sp. Conrad 1869 cockle Protocardium (Pachycardium) sp. - originally entered as "Protocardium sp."
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Gastropoda | |
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Turritella (Unilira) sp. n. sp., Turritella sp., "Turritella (Sohlitella) trilira" = Turritella trilira, Turritella vertebroides, Laxispira monilifera
Turritella (Unilira) sp. n. sp. Lamarck 1799 turret shell Turritella n. sp. (Unilira) - originally entered as "Turritella n. sp."
"Turritella (Sohlitella) trilira" = Turritella trilira Conrad 1860 turret shell Turritella (Sohlitella) trilira (C
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"Striaticostatum sillimani" = Epitonium sillimani
"Striaticostatum sillimani" = Epitonium sillimani Morton 1834 wentletrap Striaticostatum sillimani (Morton)
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"Pseudamaura sp." = Ampullina (Pseudamaura)
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Volutomorpha aff. mutabilis Wade 1926 volute Volutomorpha aff. V. mutabilis Wad - originally entered as "Volutomorpha aff. mutabilis"
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"Xenophora leprosa" = Xenophora (Endoptygma) leprosa
"Xenophora leprosa" = Xenophora (Endoptygma) leprosa Morton 1834 carrier shell Xenophora leprosa (Morton)
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Anisomyon aff. borealis Morton 1842 pulmonate Anisomyon aff. A. borealis (Morton - originally entered as "Anisomyon aff. borealis"
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Polychaeta | |
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Demospongiae | |
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