Also known as W Jefferson; USGS # 30748
Where: Marengo County, Alabama (32.4° N, 87.9° W: paleocoordinates 35.8° N, 65.9° W)
• small collection-level geographic resolution
When: Discoscaphites conradi ammonoid zone, uppermost Member (Prairie Bluff Formation), Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• Haustator bilira assemblage zone
• member-level stratigraphic resolution
Environment/lithology: marine; lithified, gray, silty, sandy lime mudstone
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 4197: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
Demospongiae | |
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Cephalopoda | |
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"Parapachydiscus sp." = Pachydiscus
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"Baculites (Eubaculites) carinatus" = Eubaculites carinatus, Baculites tippahensis, "Baculites columna" = Trachybaculites columna
"Baculites (Eubaculites) carinatus" = Eubaculites carinatus Morton 1834 ammonite Baculites (Eubaculites) carinatus
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Gastropoda | |
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"Striaticostatum sillimani" = Epitonium sillimani
"Striaticostatum sillimani" = Epitonium sillimani Morton 1834 wentletrap Striaticostatum sillimani (Morton)
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Lowenstamia cf. subplanus murex snail Lowenstamia cf. L. subplanus (Gabb - originally entered as "Lowenstamia cf. subplanus"
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"Eutritonium sp." = Charonia
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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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Bivalvia | |
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"Cucullaea (Idonearca) capax" = Idonearca capax
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Pycnodonte vesicularis, Gryphaeostrea vomer, Exogyra sp., "Exogyra costata" = Exogyra (Exogyra) costata
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Phacoides ? mattiformis clam Phacoides ? mattiformis (Stephenso - originally entered as "Phacoides ? mattiformis"
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Bryozoa | |
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Polychaeta | |
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