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)
• 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 41760: authorized by Arnold Miller, entered by Karen Layou on 20.07.2004, edited by Pete Wagner, Mark Uhen and Austin Hendy
Creative Commons license: CC BY (attribution)
Taxonomic list
Scaphopoda | |
"Cadulus (? Gadila) volvulus n. sp." = Gadila, "Cadulus (Polyschides) lobion n. sp." = Polyschides
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Dentalium (Laevidentalium) santarosanum, Dentalium (Graptacme) eboreum, "Dentalium (Antalis) chipolanum" = Antalis
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"Dentalium (Episiphon) schumoi" = Episiphon
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Bivalvia | |
"Lucina janus" = Pegophysema janus, "Codakia (Jagonia) erosa" = Ctena, "Phacoides (Linga) glenni" = Here glenni, Lucina corpulenta, Phacoides (Lucinisca) calhounensis, "Phacoides (Parvilucina) sphaeriolus" = Parvilucina, "Divaricella chipolana" = Divaricella (Divaricella) chipolana, "Phacoides (Miltha) heilprini" = Armimiltha heilprini, "Phacoides (Miltha) chipolanus" = Miltha chipolana
"Phacoides (Parvilucina) sphaeriolus" = Parvilucina clam abundant; also P. (P.) sphaeriolus angaleus (common)
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"Verticordia (Trigonulina) dalli n. sp." = Trigonulina
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"Corbula (Bothrocorbula) synarmostes" = Bothrocorbula synarmostes, "Corbula chipolana" = Varicorbula chipolana, Corbula (Caryocorbula) anteniae, Corbula (Caryocorbula) semenoides, "Corbula (Caryocorbula) sphenia" = Corbula sphenia
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"Cardium (Cerastoderma) chipolanum" = Cerastoderma chipolanum, "Cardium (Trachycardium) virile" = Trachycardium, "Cardium (Trachycardium) inconspicuum" = Trachycardium, "Cardium (Trachycardium) cestum" = Trachycardium (Phlogocardia) cestum, "Cardium (Laevicardium) compressum" = Laevicardium compressum, "Cardium (Fragum) simrothi" = Trigoniocardia (Apiocardia) simrothi, "Cardium (Fragum) aliculum" = Trigoniocardia (Trigoniocardia) aliculum, "Cardium (Trachycardium) parile" = Nemocardium parile, "Cardium (Fragum) burnsii" = Americardia burnsii, "Cardium (Acanthocardia) propeciliare" = Acanthocardia, "Cardium (Acanthocardia) acrocome" = Agnocardia acrocome, "Cardium (Papyridea) bulbosum" = Papyridea
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"Psammobia bowdichi n. sp." = Gari (Psammobia)
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Abra lapochi, Ervilia chipolana, Semele smithii, Semele mutica, Semele stearnsii, Semele scintillata, Semele (Semelina) cytheroidea, Semele chipolana
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Tellina (Tellinella) chipolana, Tellina (Tellinella) strophia, Tellina (Eurytellina) pressa, Tellina (Moerella) acosmita, Tellina (Moerella) hypolispa, Tellina (Moerella) acloneta, Tellina (Scissula) lampra, Tellina (Moerella) cloneta, "Metis chipolana" = Florimetis chipolana
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Callocardia (Agriopoma) sincera, "Pitaria (Hysteroconcha) harrisi" = Hysteroconcha, "Dosinia (Dosinidia) chipolana" = Dosinia chipolana, "Antigona (Ventricola) cf. blandiana" = Ventricolaria blandiana, Chione chipolana, "Chione (Lirophora) burnsii" = Lirophora, "Macrocallista (Paradione) maculata" = Macrocallista maculata, "Gafrarium (Gouldia) erosum" = Gouldia, Pitaria floridana, "Transenella utica" = Transennella, "Transenella chipolana" = Transennella
"Chione (Lirophora) burnsii" = Lirophora venus clam common; C. (L.) burnsii discreta n. subsp. (rare)
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"Chama draconis" = Arcinella draconis, Pseudochama chipolana
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"Panope sp." = Panopea
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Solen amphistemma, Psamosolen aldrichi n. sp.
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Crassatellites (Crassinella) triangulatus, "Crassatellites (Scambula) chipolanus" = Kalolophus chipolanus
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Venericardia (Pleuromeris) tellia, "Cardita (Carditamera) apotegea" = Carditamera, "Venericardia hadra" = Venericardia (Glyptoactis) hadra
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"? Modiolus (Botula) cinnamomeus" = Botula cinnamomeus
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Amusium (Amusium) precursor, Pecten burnsii, "Pecten (Chlamys) chipolanus" = Lindapecten chipolanus, "Pecten (Chlamys) acanikos" = Lindapecten acanikos, "Pecten (Chlamys) alumensis" = Antillipecten alumensis, "Pecten (Chlamys) condylomatus" = Lyropecten condylomatus, "Pecten (Chlamys) sp." = Chlamys, Spondylus chipolanus
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Plicatula lepidota n. sp., Plicatula densata
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"Ostrea rugifera" = Cubitostrea rugifera
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"Ostrea haitensis" = Hyotissa haitensis
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"Arca adamsi" = Arcopsis adamsi
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"Arca (Barbatia) phalacra" = Calloarca (Taeniarca) phalacra, Acar domingensis3, "Arca umbonata" = Lamarcka imbricata, Arca paratina, Trinacria meekii, "Arca (Diluvarca) latidentata" = Anadara (Diluvarca), "Arca (Diluvarca) mikkula" = Anadara (Diluvarca), "Arca (Diluvarca) hypomela" = Anadara (Diluvarca), "Arca (Diluvarca) acompsa" = Anadara (Diluvarca), "Arca (Diluvarca) initiator" = Anadara (Diluvarca), "Arca (Diluvarca) santarosana" = Anadara (Diluvarca) santarosana, "Arca (Barbatia) marylandica" = Barbatia marylandica
"Arca (Diluvarca) santarosana" = Anadara (Diluvarca) santarosana Dall 1898 ark abundant; A. (D.) santarosana geraetera
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"Glycymeris subovata" = Costaglycymeris subovata
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"Leda canonica" = Saccella canonica, "Leda proteracuta" = Nuculana, "Leda linifera" = Nuculana, "Leda leptalea" = Nuculana, "Leda acuta" = Nuculana acuta
"Leda canonica" = Saccella canonica Dall 1890 pointed nut clam present; also L. canonica meiopykna (present)
"Leda proteracuta" = Nuculana pointed nut clam abundant; also L. proteracuta dystakta n. subsp. (present), L. proteracuta leita (abundant), and L. proteracuta diamesa (common)
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Gastropoda | |
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Calyptraea centralis, Crepidula plana, Crepidula fornicata, "Crucibulum chipolanum" = Crucibulum (Crucibulum) chipolanum
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"Teinostoma chipolanum" = Teinostoma (Idioraphe) chipolanum
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Syncera microgaza n. sp.
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"Erato (Hespererato) chipolana" = Hespererato chipolana
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"Cypraeorbis ballista" = Cypraeorbis willcoxi ballista2, "Cypraea (Cypraeorbis) chilona" = Loxacypraea chilona, "Zoila arlettae" = Cypraeorbis arlettae2, "Cypraea (Cypraeorbis) heilprini" = Zonaria heilprinii
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Sconsia paralaevigata n. sp.
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"Strombus aldrichi" = Persististrombus aldrichi, "Strombus chipolanus" = Persististrombus chipolanus
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Marginella (Volvarina) oryzoides, Marginella (Serrata) chipolana, Marginella (Serrata) brithia n. sp., Marginella (Serrata) coloba, Marginella (Serrata) xanthophaes, Marginella (Serrata) critha, Marginella (Serrata) euancycla n. sp., Marginella (Serrata) denticulatoides, "Marginella (Egouena) aurora" = Prunum aurora, "Marginella (Egouena) eleutheria" = Prunum eleutheria, "Marginella (Egouena) lipara" = Prunum lipara, "Cypraeolina pyrenoides n. sp." = Marginella (Cypraeolina)
Marginella (Serrata) coloba Gardner 1947 margin shell common; also M. (S.) coloba conoispira (common)
"Marginella (Egouena) eleutheria" = Prunum eleutheria Gardner 1947 margin shell rare; M. (E.) eleutheria dasa
"Marginella (Egouena) lipara" = Prunum lipara Gardner 1947 margin shell abundant; also M. (E.) lipara lepta (present)
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Morum (Oniscidia) chipolanum n. sp.
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"Murex (Murex) dasus n. sp." = Murex (Murex) gilli, Murex (Murex) chipolanus, "Paziella (Dallimurex) lychnia n. sp." = Poirieria (Panamurex) lychnia, "Muricopsis laccopoia n. sp." = Poirieria (Panamurex) laccopoia, "Murex (Chicoreus) folidodes" = Chicoreus (Chicoreus) folidodes, "Typhis (Talityphis) alatus" = Typhina alata, Pteropurpura virginiae
"Paziella (Dallimurex) lychnia n. sp." = Poirieria (Panamurex) lychnia Gardner 1947 murex snail present
"Typhis (Talityphis) alatus" = Typhina alata Sowerby 1850 murex snail present; T. (T.) alatus obesus
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Lyria pycnopleura, "Strigatella isabellae" = Lyria (Enaeta) isabellae
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Mitrella photeina n. sp., Mitrella stikta n. sp., Mitrella blastos, Mitrella oxia n. sp., Mitrella trajectionis, Mitrella dallina n. sp., Mitrella asema n. sp., Mitrella dalli, Mitrella ischna n. sp., Mitrella sima, Mitrella nanna n. sp., Mitrella oryzoides n. sp., "Strombina aldrichi" = Strombina (Strombina) aldrichi
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"Uzita cystoides" = Nassarius (Uzita), "Uzita anisonema n. sp." = Nassarius (Uzita), "Uzita oxia" = Nassarius (Uzita), "Uzita tribaka" = Nassarius (Uzita), "Uzita harrisi" = Nassarius (Uzita), "Uzita cinclis" = Nassarius (Uzita) cinclis, "Uzita dasynema" = Nassarius (Uzita) dasynema, Engoniophos glyptus, "Phos (Strongylocera) chipolanus" = Pallacera chipolanus
"Uzita dasynema" = Nassarius (Uzita) dasynema Gardner 1944 snail common; also U. dasynema cesta (present)
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"Cancellaria desmotis n. sp." = Axelella desmotis, Cancellaria aldrichi, Cancellaria paramoorei n. sp., Cancellaria ancycla
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Olivella cotinados, Olivella oryzoides n. sp., "Olivella eutacta" = Olivella (Olivella) eutacta, Oliva (Omogymna) martensii, "Olivella cofacorys n. sp." = Jaspidella cofacorys
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Microdrillia hebetika n. sp.
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Clavatula grabaui, Clavatula polyploka, Clavatula euparypha, Clavatula anthera, Clavatula vandenbroecki, Clavatula habra n. sp., Clavatula elatocompsa
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"Agladrillia aulakoessa n. sp." = Clathrodrillia aulakoessa, "Drillia" prion n. sp., "Drillia" coryphodes n. sp., "Drillia" trimitrodita n. sp.
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"Terebra (Strioterebrum) langdoni" = Strioterebrum, "Terebra (Strioterebrum) chipolana" = Strioterebrum, Terebra (Paraterebra) odopoia
"Terebra (Strioterebrum) langdoni" = Strioterebrum auger snail abundant; also T. (S.) langdoni perpunctata (common)
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Glyphostoma harrisi, Glyphostoma perieilema, Glyphostoma ischnon n. sp., Glyphostoma belonoides, Glyphostoma nannophues n. sp., "Glyphostoma typhon" = Glyphostoma (Rhiglyphostoma) typhon
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? Ithycythara radinos, ""Cythara" barbadoides n. sp." = Cytharella barbadoides, "Ithycythara compsacosta n. sp." = Cytharella compsacosta, ""Cythara" isabellae" = Cytharella isabellae, ""Cythara" chariessa n. sp." = Cytharella chariessa, Brachycythara dasa, "Cythara" anthera, Saccharoturris centrodes, ""Mangelia" anthetika n. sp." = Cythara (Mangelia), ""Mangelia" pyrgota" = Cythara (Mangelia), ""Mangelia" lissa" = Cythara (Mangelia), ""Mangelia" louisae" = Cythara (Mangelia), Kurtziella websteri, "Cryoturris daidalea n. sp." = Kurtziella (Cryoturris)
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Polystira albidoides n. sp.
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Conomitra apalachee, "Vexillum (Uromitra) barnardense" = Uromitra, "Vexillum (Uromitra) cnestum n. sp." = Uromitra, "Vexillum (Uromitra) mangilopse n. sp." = Uromitra, "Vexillum (Uromitra) amblipleura" = Uromitra, "Vexillum (Uromitra) berkeyi" = Uromitra, Fusiturricula paraservata
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"Xancus chipolanus" = Turbinella, "Vasum aff. engonatum" = Vasum haitensis
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Natica (Natica) alticallosa, "Natica (Naticarius) precursor n. sp." = Naticarius precursor, "Natica (Tectonatica) semen" = Tectonatica, "Natica (? Tectonatica) platabasis" = Tectonatica, "Polinices (Neverita) chipolanus" = Neverita chipolanus, Sinum chipolanum
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Rissoina (Mirarissoina) juncea n. sp., Rissoina (Zebinella) chipolana, Rissoina (Cibdezebina) browniana, Rissoa litiopaopsis n. sp.
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Capulus chipolanus n. sp.
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Modulus biconicus n. sp.
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"Turritella (? Torcula) mixta" = Torcula, "Turritella (? Torcula) chipolana" = Torcula, "Turritella (Torcula) dalli" = Turritella dalli, Turritella subgrundifera
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"Strombiformis (? Polygireulima) chipolana" = Polygireulima, Strombiformis scotti
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"Astraea dalli" = Astralium dalli
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Tricolia affinis, Tricolia probrevis n. sp.
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"Abderospira chipolana" = Roxania chipolana
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"Volvula oxytata" = Volvulella (Volvulella) oxytata
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Cylichnella biplicata, Acteocina incisula, Acteocina persimilis, Acteocina fischeri, Cylichna decapitata, Scaphander langdoni
Acteocina incisula barrel-bubble rare; also A. incisula curtoides n. subsp. (abundant) and A. incisula kolos (common)
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"Architectonica (Pseudotorinia) bisulcata" = Pseudotorinia, Architectonica chipolana
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"Acteon fusulus" = Rictaxis fusulus, Acteon chipolanus, Acteon korphys, Sulcularia prosulcata, Sulcularia chipolana
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Echinoidea | |
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