Where: Calhoun County, Florida (30.4° N, 85.2° W: paleocoordinates 30.8° N, 81.5° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Chipola Formation (Alum Bluff Group), Burdigalian (20.4 - 16.0 Ma)
• AGE: Direct date from 87Sr/86Sr isotope dating of fossils from elsewhere in Chipola Fm [=Burdigalian age].
• formation-level stratigraphic resolution
Environment/lithology: marine; unlithified, calcareous marl and unlithified, calcareous sandstone
Size class: macrofossils
Reposited in the USGS
Primary reference: J. R. Gardner. 1947. The Molluscan Fauna of the Alum Bluff Group of Florida. United States Geological Survey Professional Paper (142A-H)1-709 [A. Miller/K. Layou/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 42328: authorized by Arnold Miller, entered by Karen Layou on 28.07.2004, edited by Jonathan Marcot
Creative Commons license: CC BY (attribution)
Taxonomic list
Scaphopoda | |
"Cadulus (Polyschides) lobion" = Polyschides
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Dentalium (Laevidentalium) santarosanum, "Dentalium (Antalis) chipolanum n. sp." = Antalis
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"Dentalium (Episiphon) schumoi" = Episiphon
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Bivalvia | |
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"Leda proteracuta" = Nuculana, "Leda leptalea n. sp." = Nuculana, "Leda acuta" = Nuculana acuta, "Leda canonica" = Saccella canonica
"Leda proteracuta" = Nuculana pointed nut clam abundant; also L. proteracuta dystakta (present), L. proteracuta leita (abundant), and L. proteracuta diamesa (common)
"Leda canonica" = Saccella canonica Dall 1890 pointed nut clam common; also L. canonica meiopykna (present)
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Trinacria meekii, "Arca (Barbatia) marylandica" = Barbatia marylandica, "Arca umbonata" = Lamarcka imbricata, Arca paratina, "Arca (Diluvarca) latidentata" = Anadara (Diluvarca), "Arca (Diluvarca) mikkula" = Anadara (Diluvarca), "Arca (Diluvarca) hypomela" = Anadara (Diluvarca), "Arca (Diluvarca) initiator" = Anadara (Diluvarca), "Arca (Diluvarca) santarosana" = Anadara (Diluvarca) santarosana
"Arca (Diluvarca) santarosana" = Anadara (Diluvarca) santarosana Dall 1898 ark common; A. (D.) santarosana geraetera
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"Glycymeris subovata" = Costaglycymeris subovata
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"Ostrea haitensis" = Hyotissa haitensis
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"Ostrea rugifera" = Cubitostrea rugifera
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"Pecten (Chlamys) chipolanus" = Lindapecten chipolanus, Pecten burnsii, "Pecten (Chlamys) alumensis" = Antillipecten alumensis, "Pecten (Chlamys) condylomatus" = Lyropecten condylomatus, Lyropecten dumblei
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Venericardia (Pleuromeris) tellia, "Cardita (Carditamera) apotegea" = Carditamera, "Venericardia hadra" = Venericardia (Glyptoactis) hadra
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Crassatellites (Crassinella) triangulatus, "Crassatellites (Scambula) chipolanus" = Kalolophus chipolanus
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"Panope parawhitfieldi" = Panopea parawhitfieldi
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"Corbula (Bothrocorbula) synarmostes" = Bothrocorbula synarmostes, "Corbula chipolana n. sp." = Varicorbula chipolana, Corbula (Caryocorbula) semenoides
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"Cardium (Cerastoderma) chipolanum" = Cerastoderma chipolanum, "Cardium (Trachycardium) virile" = Trachycardium, "Cardium (Trachycardium) cestum" = Trachycardium (Phlogocardia) cestum, "Cardium (Acanthocardia) propeciliare" = Acanthocardia, "Cardium (Fragum) simrothi" = Trigoniocardia (Apiocardia) simrothi, "Cardium (Trachycardium) parile" = Nemocardium parile, "Cardium (Fragum) burnsii" = Americardia burnsii, "Cardium (Laevicardium) compressum" = Laevicardium compressum
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"Macrocallista (Paradione) maculata" = Macrocallista maculata, Parastarte chipolana n. sp., "Transenella utica" = Transennella, "Transenella chipolana" = Transennella, "Gafrarium (Gouldia) erosum" = Gouldia, Pitaria floridana, Chione chipolana, "Dosinia (Dosinidia) chipolana" = Dosinia chipolana, Anomalocardia chipolana, "Chione (Lirophora) burnsii" = Lirophora, "Chione (Timoclea) sp." = Timoclea
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"Chama draconis" = Arcinella draconis, Pseudochama chipolana
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Phacoides sphaeriolus, Phacoides (Bellucina) eupheus n. sp., Phacoides (Lucinisca) calhounensis, "Phacoides (Linga) glenni" = Here glenni, "Phacoides (Miltha) heilprini" = Armimiltha heilprini, "Phacoides (Cardiolucina) trisulcatus" = Cavilinga trisulcata, "Codakia (Jagonia) erosa" = Ctena
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Gastropoda | |
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"Natica (Naticarius) precursor" = Naticarius precursor, "Natica (Tectonatica) semen" = Tectonatica, "Natica (? Tectonatica) platabasis" = Tectonatica, Natica (Natica) alticallosa, Sinum chipolanum, "Polinices (Neverita) chipolanus" = Neverita chipolanus, ? Polinices demicryptus
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"Strombus chipolanus" = Persististrombus chipolanus, "Strombus aldrichi" = Persististrombus aldrichi
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Olivella cotinados n. sp., Olivella oryzoides, "Olivella eutacta" = Olivella (Olivella) eutacta, Ancilla chipolana, "Oliva liodes" = Oliva (Omogymna) liodes, Oliva (Omogymna) martensii, "Olivella cofacorys" = Jaspidella cofacorys
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Brachycythara dasa n. sp., ""Mangelia" cryptopleura n. sp." = Cytharella cryptopleura, ""Cythara" chariessa" = Cytharella chariessa, ""Cythara" barbadoides" = Cytharella barbadoides, ""Cythara" isabellae n. sp." = Cytharella isabellae, "Cythara" anthera, Saccharoturris centrodes n. sp., Kurtziella websteri, "Cryoturris daidalea" = Kurtziella (Cryoturris), ? Ithycythara radinos, ""Mangelia" anthetika" = Cythara (Mangelia), ""Mangelia" pyrgota n. sp." = Cythara (Mangelia), "Mangelia lissa" = Cythara (Mangelia), ""Mangelia" klimakota" = Cythara (Mangelia)
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Clavatula kalliglypta n. sp., Clavatula grabaui, Clavatula apoia, Clavatula polyploka n. sp., Clavatula euparypha n. sp., Clavatula anthera, Clavatula compsa n. sp., Clavatula elatocompsa
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"Drillia" prion, "Drillia" coryphodes, "Drillia" trimitrodita, "Agladrillia aulakoessa" = Clathrodrillia aulakoessa
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Terebra (Paraterebra) ? sulcifera, "Terebra (Strioterebrum) langdoni" = Strioterebrum
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Glyphostoma harrisi n. sp., Glyphostoma perieilema, Glyphostoma belonoides n. sp., Glyphostoma nannophues, Nannodiella nemorensis
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"Vasum aff. engonatum" = Vasum haitensis, "Xancus chipolanus" = Turbinella
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Conomitra apalachee n. sp., Fusiturricula paraservata n. sp., Knefastia glypta, "Vexillum (Uromitra) barnardense" = Uromitra, "Vexillum (Uromitra) cnestum" = Uromitra, "Vexillum (Uromitra) mangilopse" = Uromitra, "Vexillum (Uromitra) amblipleura n. sp." = Uromitra
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"Fasciolaria kindlei" = Triplofusus kindlei
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"Phos (Strongylocera) chipolanus" = Pallacera chipolanus, "Uzita cystoides n. sp." = Nassarius (Uzita), "Uzita anisonema" = Nassarius (Uzita), "Uzita oxia n. sp." = Nassarius (Uzita), "Uzita tribaka n. sp." = Nassarius (Uzita), "Uzita harrisi" = Nassarius (Uzita), "Uzita opeas n. sp." = Nassarius (Uzita), "Uzita cinclis" = Nassarius (Uzita) cinclis, "Uzita dasynema n. sp." = Nassarius (Uzita) dasynema, Engoniophos glyptus
"Uzita dasynema n. sp." = Nassarius (Uzita) dasynema Gardner 1944 snail present; also U. dasynnema cesta (present)
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"Strombina aldrichi" = Strombina (Strombina) aldrichi, Mitrella blastos n. sp., Mitrella trajectionis, Mitrella perfervida, Mitrella ischna, Mitrella oryzoides, Mitrella sima n. sp.
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Lyria pycnopleura n. sp., "Strigatella isabellae" = Lyria (Enaeta) isabellae
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Marginella (Serrata) critha, Marginella (Serrata) coloba, Marginella (Serrata) chipolana, Marginella (Serrata) eurystoma n. sp., Marginella (Serrata) euancycla, Marginella (Serrata) xanthophaes, Marginella (Volvarina) oryzoides n. sp., "Marginella (Egouena) lipara n. sp." = Prunum lipara, "Marginella (Egouena) eleutheria" = Prunum eleutheria, "Cypraeolina pyrenoides" = Marginella (Cypraeolina)
Marginella (Serrata) coloba Gardner 1947 margin shell present; also M. (S.) coloba conoispira (present)
"Marginella (Egouena) lipara n. sp." = Prunum lipara Gardner 1947 margin shell common; also M. (E.) lipara lepta n. subsp. (present)
"Marginella (Egouena) eleutheria" = Prunum eleutheria Gardner 1947 margin shell present; M. (E.) eleutheria dasa
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Murex (Murex) chipolanus, "Murex (Murex) dasus" = Murex (Murex) gilli, "Paziella (Dallimurex) fusinoides" = Poirieria (Panamurex) fusinoides, "Muricopsis laccopoia" = Poirieria (Panamurex) laccopoia, "Paziella (Dallimurex) lychnia" = Poirieria (Panamurex) lychnia, "Murex (Chicoreus) folidodes n. sp." = Chicoreus (Chicoreus) folidodes
"Murex (Chicoreus) folidodes n. sp." = Chicoreus (Chicoreus) folidodes Gardner 1947 murex snail present
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"Crucibulum chipolanum" = Crucibulum (Crucibulum) chipolanum, Crepidula plana, Crepidula fornicata, Calyptraea centralis
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"Turritella (? Torcula) mixta" = Torcula, Turritella subgrundifera, "Turritella (Torcula) dalli" = Turritella dalli
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"Volvula oxytata" = Volvulella (Volvulella) oxytata
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Acteocina incisula barrel-bubble A. incisula curtoides (present), A. incisula kolos n. susp. (common)
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Iselica psila n. sp., Iselica myttonis
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