USGS Loc. 2211 - Alum Bluff, lower bed (Miocene of the United States)

Where: Liberty County, Florida (30.4° N, 85.0° W: paleocoordinates 30.8° N, 81.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Chipola Formation (Alum Bluff Group), Burdigalian (20.4 - 16.0 Ma)

• STRATIGRAPHIC POSITION: Lower bed. AGE: Direct date from 87Sr/86Sr isotope dating of fossils from elsewhere in Chipola Fm [=Burdigalian age].

• group of beds-level stratigraphic resolution

Environment/lithology: marine; unlithified, calcareous marl and unlithified, calcareous sandstone

• marls, sands, clays, for the most part unconsolidated, in places highly calcareous

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 42443: authorized by Arnold Miller, entered by Karen Layou on 29.07.2004, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Arcida - Arcidae
Arca paratina, "Arca (Barbatia) marylandica" = Barbatia marylandica, "Arca (Diluvarca) mikkula n. sp." = Anadara (Diluvarca), "Arca (Diluvarca) staminata" = Anadara (Diluvarca)
Arca paratina ark
present
"Arca (Barbatia) marylandica" = Barbatia marylandica Conrad 1840 clam
rare
"Arca (Diluvarca) mikkula n. sp." = Anadara (Diluvarca) ark
abundant
"Arca (Diluvarca) staminata" = Anadara (Diluvarca) ark
common
 Arcida - Glycymerididae
"Glycymeris subovata" = Costaglycymeris subovata
"Glycymeris subovata" = Costaglycymeris subovata Say 1824 clam
rare
 Pectinida - Pectinoidae
Spondylus chipolanus, "Pecten (Chlamys) chipolanus" = Lindapecten chipolanus, "Pecten (Chlamys) alumensis" = Antillipecten alumensis
Spondylus chipolanus Dall 1890 scallop
rare; ? in occurrence table
"Pecten (Chlamys) chipolanus" = Lindapecten chipolanus Dall 1898 scallop
present
"Pecten (Chlamys) alumensis" = Antillipecten alumensis Dall 1898 scallop
common
 Pectinida - Anomiidae
 Ostreida - Ostreidae
"Ostrea rugifera" = Cubitostrea rugifera
"Ostrea rugifera" = Cubitostrea rugifera Dall 1898 oyster
prolific
 Ostreida - Pteriidae
Pteria chipolana pearl oyster
present
 Mytilida - Mytilidae
"Modiolus (Brachydontes) curtulus" = Brachidontes, Crenella minuscula
"Modiolus (Brachydontes) curtulus" = Brachidontes mussel
rare
Crenella minuscula mussel
present
 Carditida - Carditidae
"Venericardia hadra" = Venericardia (Glyptoactis) hadra, "Cardita (Carditamera) apotegea n. sp." = Carditamera, Venericardia (Pleuromeris) tellia
"Venericardia hadra" = Venericardia (Glyptoactis) hadra Dall 1903 clam
present
"Cardita (Carditamera) apotegea n. sp." = Carditamera clam
common
Venericardia (Pleuromeris) tellia Dall 1903 clam
common
 Pholadida - Corbulidae
Corbula (Caryocorbula) franci n. sp. clam
present
"Corbula chipolana" = Varicorbula chipolana Gardner 1928 clam
common
 Cardiida - Erycinidae
Erycina undosa clam
rare
Erycina scaptera n. sp. clam
present
 Cardiida - Montacutidae
 Cardiida - Chamidae
Pseudochama chipolana jewel box
common
"Chama draconis" = Arcinella draconis Dall 1903 jewel box
rare
 Cardiida - Mactridae
"Crassatellites (Crassinella) triangulatus" = Cymbophora triangulata
"Crassatellites (Crassinella) triangulatus" = Cymbophora triangulata Waring 1917 clam
present
 Cardiida - Ungulinidae
Diplodonta paralta Gardner 1926 clam
present
 Cardiida - Veneridae
Chione sp., Chione chipolana, "Venus langdoni" = Mercenaria langdoni, Anomalocardia chipolana, "Chione (Lirophora) burnsii" = Lirophora, "Dosinia (Dosinidia) chipolana" = Dosinia chipolana, "Pitaria (Hysteroconcha) harrisi" = Hysteroconcha, Pitaria floridana, "Gafrarium (Gouldia) erosum" = Gouldia, "Transenella utica" = Transennella, "Macrocallista acuminata" = Macrocallista (Macrocallista) acuminata, "Grateloupia (Cytheriopsis) alumensis" = Cytheriopsis
Chione sp. von Mühlfield 1811 venus clam
present
Chione chipolana Dall 1903 venus clam
common
"Venus langdoni" = Mercenaria langdoni Dall 1900 quahog
abundant
Anomalocardia chipolana venus clam
rare
"Chione (Lirophora) burnsii" = Lirophora venus clam
common
"Dosinia (Dosinidia) chipolana" = Dosinia chipolana Dall 1903 venus clam
common
"Pitaria (Hysteroconcha) harrisi" = Hysteroconcha venus clam
rare
Pitaria floridana venus clam
common
"Gafrarium (Gouldia) erosum" = Gouldia venus clam
common
"Transenella utica" = Transennella venus clam
abundant
"Macrocallista acuminata" = Macrocallista (Macrocallista) acuminata Dall 1903 venus clam
common
"Grateloupia (Cytheriopsis) alumensis" = Cytheriopsis venus clam
present
 Cardiida - Solecurtidae
Tagelus (Mesopleura) divisus Spengler 1794 clam
rare
 Cardiida - Donacidae
Donax trueloides n. sp. clam
rare
 Cardiida - Tellinidae
Strigilla paraflexuosa n. sp. Gardner 1947 tellin clam
rare
"Metis chipolana" = Florimetis chipolana Dall 1900 tellin clam
rare
Tellina (Moerella) hypolispa Dall 1900 tellin clam
common
Tellina (Moerella) ctenota n. sp. Gardner 1947 tellin clam
present
Tellina (Scissula) lampra Dall 1900 tellin clam
present
Tellina (Tellinella) chipolana Dall 1900 tellin clam
present
"Tellina (Arcopagia) aequistriata" = Tellina (Merisca) aequistriata Say 1824 tellin clam
rare; ? in occurrence table
 Cardiida - Semelidae
Abra lapochi n. sp. abra
common
Semele chipolana Dall 1900 clam
rare
Ervilia chipolana Dall 1898 clam
common
 Cardiida - Cardiidae
"Cardium (Trachycardium) parile" = Nemocardium parile, "Cardium (Laevicardium) compressum" = Laevicardium compressum, "Cardium (Fragum) aliculum" = Trigoniocardia (Trigoniocardia) aliculum, "Cardium (Cerastoderma) chipolanum" = Cerastoderma chipolanum
"Cardium (Trachycardium) parile" = Nemocardium parile Deshayes 1858 cockle
abundant
"Cardium (Laevicardium) compressum" = Laevicardium compressum Dall 1900 cockle
common
"Cardium (Fragum) aliculum" = Trigoniocardia (Trigoniocardia) aliculum Dall 1900 cockle
abundant
"Cardium (Cerastoderma) chipolanum" = Cerastoderma chipolanum Dall 1900 cockle
common; C. (C.) chipolanum alumen n. subsp.
 Cardiida - Sportellidae
 Lucinida - Lucinidae
"Phacoides (Parvilucina) sphaeriolus" = Parvilucina, "Phacoides (Linga) glenni" = Here glenni, "Lucina janus" = Pegophysema janus, "Codakia (Jagonia) chipolana" = Ctena, "Phacoides (Miltha) chipolanus" = Miltha chipolana, "Divaricella chipolana" = Divaricella (Divaricella) chipolana, "Phacoides (Cardiolucina) trisulcatus" = Cavilinga trisulcata
"Phacoides (Parvilucina) sphaeriolus" = Parvilucina clam
common
"Phacoides (Linga) glenni" = Here glenni Dall 1903 clam
abundant
"Lucina janus" = Pegophysema janus Dall 1903 clam
present
"Codakia (Jagonia) chipolana" = Ctena clam
common
"Phacoides (Miltha) chipolanus" = Miltha chipolana Dall 1903 clam
rare
"Divaricella chipolana" = Divaricella (Divaricella) chipolana Dall 1903 clam
common
"Phacoides (Cardiolucina) trisulcatus" = Cavilinga trisulcata Conrad 1841 clam
rare
 Protobranchia - Nuculanidae
Nuculana chipolana pointed nut clam
abundant
Gastropoda
 Ptenoglossa - Epitoniidae
"Epitonium (Spiniscala) virginiae" = Scala (Spiniscala)
"Epitonium (Spiniscala) virginiae" = Scala (Spiniscala) wentletrap
rare
 Thecosomata - Cavoliniidae
Cuvierina columnella Rang 1827 snail
? in occurrence table
 Opisthobranchia - Bullidae
Bulla striata Bruguiére 1792 snail
abundant
 Opisthobranchia - Cylichnidae
Acteocina incisula barrel-bubble
abundant; also A. incisula curtoides (present)
Acteocina persimilis barrel-bubble
present
Scaphander langdoni snail
common
 Opisthobranchia - Haminoeidae
Haminoea pompholyx snail
common [entered as Haminaea pompholyx]
Atys oedemata snail
present
"Atys (Aliculastrum) obscuratus" = Atys obscuratus Dall 1896 snail
present
 Opisthobranchia -
Dolabella aldrichi sea hare
rare
 Architaenioglossa - Ampullinidae
Globularia fischeri Dall 1892 snail
common; ? in occurrence table
 Neogastropoda - Olividae
Olivella eleutheria n. sp. olive snail
abundant
 Neogastropoda - Columbellidae
Mitrella alumen n. sp. snail
present
Mitrella perfervida snail
common
Mitrella pedana n. sp. Gardner 1947 snail
abundant
 Neogastropoda - Buccinidae
Hesperisternia chipolana true whelk
rare
 Neogastropoda - Nassariidae
"Phos (Strongylocera) pedanus" = Pallacera costatus, "Uzita anisonema" = Nassarius (Uzita), "Uzita harrisi" = Nassarius (Uzita), "Uzita dasynema" = Nassarius (Uzita) dasynema, "Uzita cinclis" = Nassarius (Uzita) cinclis
"Phos (Strongylocera) pedanus" = Pallacera costatus Gabb 1873 snail
rare
"Uzita anisonema" = Nassarius (Uzita) snail
present
"Uzita harrisi" = Nassarius (Uzita) snail
abundant
"Uzita dasynema" = Nassarius (Uzita) dasynema Gardner 1944 snail
rare; also U. dasynema cesta (rare)
"Uzita cinclis" = Nassarius (Uzita) cinclis Gardner 1944 snail
present
 Neogastropoda - Melongenidae
Melongena sculpturata snail
present
Busycon burnsii whelk
common
 Neogastropoda - Cystiscidae
"Marginella (Gibberula) sp." = Gibberula Swainson 1840 snail
present
Marginella (Gibberula) chondra Gardner 1947 snail
common
Marginella (Persicula) calhounensis Maury 1910 snail
abundant
 Neogastropoda - Mitridae
Mitra (Pleioptygma) prodroma mitre shell
present
 Neogastropoda - Marginellidae
Marginella (Serrata) chipolana Maury 1910 margin shell
present
Marginella (Serrata) denticulatoides Maury 1910 margin shell
rare; ? in occurrence table
Marginella (Serrata) coloba Gardner 1947 margin shell
common; also M. (S.) coloba conoispira (common)
Marginella (Serrata) nanna n. sp. Gardner 1947 margin shell
common
Marginella (Serrata) critha Gardner 1947 margin shell
common
Marginella (Serrata) euancycla Gardner 1947 margin shell
present
Marginella (Serrata) eurystoma Gardner 1947 margin shell
present
Cypraeolina pyrenoides margin shell
present
Marginella (Egouena) capsa n. sp. Gardner 1947 margin shell
present
"Marginella (Egouena) apalachee n. sp." = Prunum (Microspira) apalachee Gardner 1947 margin shell
common
"Marginella (Egouena) eleutheria n. sp." = Prunum eleutheria Gardner 1947 margin shell
abundant; also M. (E.) eleutheria dasa (present)
"Marginella (Egouena) lipara" = Prunum lipara Gardner 1947 margin shell
common; also M. (E.) lipara lepta (present)
Marginella (Volvarina) oryzoides Gardner 1947 margin shell
common
 Neogastropoda - Turbinellidae
"Vasum aff. engonatum" = Vasum haitensis, "Xancus chipolanus" = Turbinella
"Vasum aff. engonatum" = Vasum haitensis Sowerby 1850 snail
rare
"Xancus chipolanus" = Turbinella snail
rare
 Neogastropoda - Costellariidae
Conomitra apalachee, "Vexillum (Uromitra) mikkulum n. sp." = Uromitra, "Vexillum (Uromitra) scopuli" = Uromitra scopuli
Conomitra apalachee ribbed mitre
rare; ? in occurrence table
"Vexillum (Uromitra) mikkulum n. sp." = Uromitra ribbed mitre
present
"Vexillum (Uromitra) scopuli" = Uromitra scopuli Maury 1910 ribbed mitre
common
 Neogastropoda - Mangeliidae
"Cryoturris daidalea" = Kurtziella (Cryoturris), ""Mangelia" louisae" = Cythara (Mangelia), ""Mangelia" klimakota n. sp." = Cythara (Mangelia), ""Mangelia" stypteria n. sp." = Cythara (Mangelia)
"Cryoturris daidalea" = Kurtziella (Cryoturris) snail
rare
""Mangelia" louisae" = Cythara (Mangelia) snail
present; ? in occurrence table
""Mangelia" klimakota n. sp." = Cythara (Mangelia) snail
common
""Mangelia" stypteria n. sp." = Cythara (Mangelia) snail
rare
 Neogastropoda - Drilliidae
"Drillia" prion snail
common
 Neogastropoda - Turridae
Clavatula panopla n. sp. turrid
abundant
Clavatula eleutheria n. sp. turrid
common
Clavatula grabaui turrid
rare
Clavatula libertalis n. sp. turrid
present
Clavatula compsa turrid
rare
Polystira albidoides turrid
common
 Neogastropoda -
Glyphostoma tiarophoron n. sp. snail
present
 Neogastropoda - Conidae
Conus sulculus Dall 1896 cone shell
present
Conus demiurgus Dall 1903 cone shell
present
 Neogastropoda - Terebridae
"Terebra (Strioterebrum) langdoni" = Strioterebrum
"Terebra (Strioterebrum) langdoni" = Strioterebrum auger snail
common
 Stromboidea - Strombidae
"Strombus aldrichi" = Persististrombus aldrichi
"Strombus aldrichi" = Persististrombus aldrichi Dall 1890 true conch
present
 Stromboidea - Thersiteidae
Orthaulax gabbi Dall 1890 snail
common
 Naticoidea - Naticidae
Natica (Natica) alticallosa, "Natica (Tectonatica) semen" = Tectonatica, "Natica (? Tectonatica) platabasis" = Tectonatica, "Polinices (Neverita) chipolanus" = Neverita chipolanus
Natica (Natica) alticallosa moon snail
present
"Natica (Tectonatica) semen" = Tectonatica moon snail
common
"Natica (? Tectonatica) platabasis" = Tectonatica moon snail
common
"Polinices (Neverita) chipolanus" = Neverita chipolanus Dall 1892 moon snail
abundant
 Cypraeoidea - Cypraeidae
"Cypraea (Cypraeorbis) chilona" = Loxacypraea chilona, "Cypraea chilona n. sp." = Loxacypraea chilona
"Cypraea (Cypraeorbis) chilona" = Loxacypraea chilona Dall 1900 cowry
common
"Cypraea chilona n. sp." = Loxacypraea chilona Dall 1900 cowry
 Calyptraeoidea - Calyptraeidae
"Crucibulum chipolanum" = Crucibulum (Crucibulum) chipolanum Dall 1892 slipper shell
rare
Calyptraea centralis Conrad 1841 slipper shell
present
Crepidula plana Say 1822 slipper shell
present
 Rissooidea - Rissoidae
Rissoina (Cibdezebina) browniana d'Orbigny 1845 snail
present
Rissoina vittata n. sp. Gardner 1947 snail
rare
 Truncatelloidea - Caecidae
Caecum chipolanum Gardner 1947 snail
abundant
 Truncatelloidea - Tornidae
"Teinostoma chipolanum" = Teinostoma (Idioraphe) chipolanum
"Teinostoma chipolanum" = Teinostoma (Idioraphe) chipolanum Dall 1892 snail
present
 Truncatelloidea - Synceratidae
Syncera microgaza snail
present
 Sorbeoconcha - Litiopidae
Alaba chipolana Dall 1892 snail
common
 Sorbeoconcha - Turritellidae
Turritella subgrundifera, "Turritella (Torcula) dalli n. sp." = Turritella dalli
Turritella subgrundifera Dall 1892 turret shell
common
"Turritella (Torcula) dalli n. sp." = Turritella dalli Gardner 1947 turret shell
present
 Sorbeoconcha - Modulidae
Modulus compactus snail
rare
 Heterostropha - Acteonidae
Sulcularia prosulcata snail
present
Acteon korphys Gardner 1947 snail
common
 Heterostropha - Ringiculidae
 Heterostropha - Mathildidae
Gegania acutissima snail
abundant
 Neritoidea - Neritidae
 Architectonicoidea - Architectonicidae
Architectonica chipolana sundial
present
 Turbinoidea - Turbinidae
 Turbinoidea - Phasianellidae
Tricolia affinis snail
prolific; T. affinis chipolana
Tricolia probrevis snail
common
 Fissurelloidea - Fissurellidae
Diodora chipolana Dall 1892 snail
present
 Trochoidea - Trochidae
Calliostoma exile Dall 1892 top snail
rare
Calliostoma grammaticum Dall 1892 top snail
common
Chlorostoma (Omphalius) exolutum top snail
present; also C. (O.) exolutum limatum (present)
Scaphopoda
 Dentaliida - Dentaliidae
"Dentalium (Antalis) chipolanum" = Antalis
"Dentalium (Antalis) chipolanum" = Antalis tusk shell
present
 Gadilida - Gadilidae
"Cadulus (Polyschides) lobion" = Polyschides
"Cadulus (Polyschides) lobion" = Polyschides tusk shell
common