Where: Walton County, Florida (30.6° N, 86.0° W: paleocoordinates 30.9° N, 83.3° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Shoal River Formation (Alum Bluff Group), Serravallian (13.8 - 11.6 Ma)
• STRATIGRAPHIC RELATIONS: From the Shoal River Fm of the Alum Bluff, which lies between the Chipola Fm (Early Miocene) and the Chochtawatchee Fm [Early Pliocene). AGE: Early Miocene (Gardener 1947); Middle Miocene in Vokes (1990) and Portell et al. (2006), although Jones et al. (1993) reports 87Sr/86Sr ratios that yielded average age estimates of 12.4 Ma [=Serravalian]. STRATIGRAPHIC RELATIONS: From the "Whites Creek Beds" of Smith (1941), which is approximately in the middle of the Shoal River Fm.
• group of beds-level stratigraphic resolution
Environment/lithology: coastal; unlithified, gray marl
Size classes: macrofossils, mesofossils, microfossils
Preservation: original aragonite
Collected by Smith
Collection methods: surface (in situ),
• COLLECTOR: R.H. Smith, c. 1940. REPOSITORY: Probably Florida Geological Survey.
Primary reference: R. H. Smith. 1941. Micropaleontology and stratigraphy of a deep well at Niceville, Okaloosa County, Florida. Bulletin of the American Association of Petroleum Geologists 25(2):263-286 [A. Hendy/A. Hendy]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 94810: authorized by Austin Hendy, entered by Austin Hendy on 24.03.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Gastropoda | |
Acteon textilis Guppy 1873 snail
Acteon korphys Gardner 1947 snail | |
Bivalvia | |
"Arca (Plagiarca) marylandica" = Barbatia marylandica, "Arca (Acar) retciulata" = Acar, "Arca occidentalis" = Byssoarca zebra, "Arca (Anadara) gunteri" = Anadara, "Arca (Anadara) metastrebla" = Anadara, "Arca (Diluvarca) latidentata" = Anadara (Diluvarca), "Arca (Diluvarca) hypomela" = Anadara (Diluvarca), "Arca (Diluvarca) acompsa" = Anadara (Diluvarca)
"Arca (Plagiarca) marylandica" = Barbatia marylandica Conrad 1840 clam
"Arca (Acar) retciulata" = Acar miniature ark
"Arca occidentalis" = Byssoarca zebra Swainson 1833 ark
"Arca (Anadara) gunteri" = Anadara ark
"Arca (Anadara) metastrebla" = Anadara ark
"Arca (Diluvarca) latidentata" = Anadara (Diluvarca) ark
"Arca (Diluvarca) hypomela" = Anadara (Diluvarca) ark
"Arca (Diluvarca) acompsa" = Anadara (Diluvarca) ark | |
"Glycymeris waltonensis" = Costaglycymeris waltonensis, "Glycymeris aff. pectinata" = Tucetona pectinata
"Glycymeris waltonensis" = Costaglycymeris waltonensis Gardner 1947 clam
"Glycymeris aff. pectinata" = Tucetona pectinata Gmelin 1791 clam | |
"Arca (Fossularca) adamsi" = Arcopsis adamsi, "Eontia cf. incile" = Noetia (Eontia)
"Arca (Fossularca) adamsi" = Arcopsis adamsi Dall 1886 clam
"Eontia cf. incile" = Noetia (Eontia) clam | |
Ostrea cf. densata oyster
Ostrea cf. pauciplicata oyster
"Ostrea cf. podagrina" = Ostrea (Ostrea) podagrina Dall 1895 oyster | |
Pecten (Pecten) burnsi, "Pecten (Lyropecten) acanikos" = Lindapecten acanikos, "Pecten (Nodipecten) pyx" = Nodipecten, "Pecten (Lyropecten) nicholsi" = Lyropecten, "Pecten (Nodipecten) condylomatus" = Lyropecten condylomatus, "Pecten (Euvola) aff. bowdenensis" = Euvola bowdenensis, "Pection (Plagioctenium) nicholsi" = Argopecten
Pecten (Pecten) burnsi scallop
"Pecten (Lyropecten) acanikos" = Lindapecten acanikos Gardner 1926 scallop
"Pecten (Nodipecten) pyx" = Nodipecten scallop
"Pecten (Lyropecten) nicholsi" = Lyropecten scallop SUBSPECIES: Pecten (Lyropecten) nicholsi neotera
"Pecten (Nodipecten) condylomatus" = Lyropecten condylomatus Dall 1898 scallop
"Pecten (Euvola) aff. bowdenensis" = Euvola bowdenensis Dall 1898 scallop
"Pection (Plagioctenium) nicholsi" = Argopecten calico scallop | |
"Pecten (Pseudamussium) defuniak" = Cyclopecten defuniak
"Pecten (Pseudamussium) defuniak" = Cyclopecten defuniak Gardner 1926 mud scallop | |
Anomia floridana jingle | |
"Phacoides (Parvilucina) vaughani" = Parvilucina, "Phacoides (Parvilucina) piluliformis" = Parvilucina, "Phacoides (Parvilucina) diktyota" = Parvilucina, "Lucina santarosana" = Pegophysema santarosana, "Lucina janus" = Pegophysema janus, "Phacoides (Callucina) cala" = Callucina, "Phacoides (Linga) gelnni" = Linga, "Phacoides (Cardiolucina) parawhitfieldi" = Cardiolucina, "Phacoides (Pseudomiltha) paranodonta" = Pseudomiltha
"Phacoides (Parvilucina) vaughani" = Parvilucina clam
"Phacoides (Parvilucina) piluliformis" = Parvilucina clam
"Phacoides (Parvilucina) diktyota" = Parvilucina clam
"Lucina santarosana" = Pegophysema santarosana Dall 1903 clam
"Lucina janus" = Pegophysema janus Dall 1903 clam
"Phacoides (Callucina) cala" = Callucina clam
"Phacoides (Linga) gelnni" = Linga clam
"Phacoides (Cardiolucina) parawhitfieldi" = Cardiolucina clam
"Phacoides (Pseudomiltha) paranodonta" = Pseudomiltha clam | |
"Corbula waltonensis" = Varicorbula disparilis, Corbula (Caryocorbula) cala, Corbula (Caryocorbula) parawhitfieldi
"Corbula waltonensis" = Varicorbula disparilis d'Orbigny 1853 clam | |
"Transenella caryera" = Transennella, "Callocardia (Agriopoma) calceola" = Agriopoma (Pitarella) calceola, Pitar (Hysteroconcha) cypta, "Macrocallista (Paradione) waltonensis" = Pitar (Paradione), Callocardia (Agriopoma) sincera, "Gafrarium (Gouldia) erosum" = Gouldia, "Chione (Lirophora) crossata" = Lirophora, "Chione (Lirophora) cymaina" = Lirophora, "Chione (Lirophora) ceramota" = Lirophora (Lirophora) ceramota, "Chione (Lirophora) trimeris" = Lirophora (Lirophora) trimeris, "Chione (Lirophora) funiakensis" = Lirophora (Panchione) funiakensis, "Chione (Timoclea) grus" = Timoclea grus, "Venus nannodes" = Mercenaria nannodes, Chione aff. chipolana, Dosinia (Dosinidia) dalli
"Transenella caryera" = Transennella venus clam
"Callocardia (Agriopoma) calceola" = Agriopoma (Pitarella) calceola Gardner 1936 venus
Pitar (Hysteroconcha) cypta venus clam
"Macrocallista (Paradione) waltonensis" = Pitar (Paradione) venus clam
Callocardia (Agriopoma) sincera venus clam
"Gafrarium (Gouldia) erosum" = Gouldia venus clam
"Chione (Lirophora) crossata" = Lirophora venus clam
"Chione (Lirophora) cymaina" = Lirophora venus clam
"Chione (Lirophora) ceramota" = Lirophora (Lirophora) ceramota Gardner 1947 venus clam
"Chione (Lirophora) trimeris" = Lirophora (Lirophora) trimeris Gardner 1947 venus clam
"Chione (Lirophora) funiakensis" = Lirophora (Panchione) funiakensis Gardner 1947 venus clam
"Chione (Timoclea) grus" = Timoclea grus Holmes 1858 venus clam
"Venus nannodes" = Mercenaria nannodes Gardner 1947 quahog
Chione aff. chipolana Dall 1903 venus clam
Dosinia (Dosinidia) dalli Gardner 1947 venus clam | |
"Pseudochama (Echinochama) arcinella" = Arcinella arcinella, Pseudochama cf. chipolana
"Pseudochama (Echinochama) arcinella" = Arcinella arcinella Linnaeus 1767 jewel box
Pseudochama cf. chipolana jewel box | |
"Spisula (Hemimactra) craspedota" = Spisula craspedota
"Spisula (Hemimactra) craspedota" = Spisula craspedota Gardner 1947 clam | |
"Alveinus micculus" = Alveinus rotundus
"Alveinus micculus" = Alveinus rotundus Dall 1900 clam | |
Ervilia condra, Ervilia planata, Ervilia valhosierr, Semele taracodes, Semele aff. stearnsii, Semele (Seminella) aff. striulata
Ervilia condra clam
Ervilia planata Dall 1898 clam
Ervilia valhosierr Gardner 1928 clam
Semele taracodes clam | |
Tellina (Moerella) piesa Gardner 1947 tellin clam
Tellina (Phyllodina) leptalea Gardner 1947 tellin clam | |
Cardium (Cerastoderma) waltonianum, "Cardium (Trigoniocardia) aliculum" = Trigoniocardia (Trigoniocardia) aliculum, "Cardium (Cerastoderma) taphrium" = Dinocardium taphrium, "Cardium (Trachycardium) plectopleura" = Trachycardium
Cardium (Cerastoderma) waltonianum Dall 1900 cockle
"Cardium (Trigoniocardia) aliculum" = Trigoniocardia (Trigoniocardia) aliculum Dall 1900 cockle
"Cardium (Cerastoderma) taphrium" = Dinocardium taphrium Dall 1900 cockle
"Cardium (Trachycardium) plectopleura" = Trachycardium cockle | |
Aligena lineata aligena | |
Periploma discus Stearns 1890 clam | |
Pandora (Kennerleyia) dodona Dall 1903 clam | |
Venericardia (Megacardia) hesperide, "Venericardia (Pleuromeris) aposcitula" = Pleuromeris, "Cardita (Carditamera) defuniak" = Carditamera (Carditamera) defuniak
"Venericardia (Pleuromeris) aposcitula" = Pleuromeris clam
"Cardita (Carditamera) defuniak" = Carditamera (Carditamera) defuniak Gardner 1947 clam | |
"Crassatellites (Crassinella) tanicus" = Crassinella, "Crassatellites (Scambula) densus" = Crassatella densus
"Crassatellites (Crassinella) tanicus" = Crassinella clam
"Crassatellites (Scambula) densus" = Crassatella densus Dall 1900 clam | |
"Leda polychoa" = Nuculana
"Leda polychoa" = Nuculana pointed nut clam | |
Yoldia soror clam | |
Nucula defuniak nut clam | |
Foraminifera | |
"Elphidium poeyanum" = Elphidium latispatium pontium d'Orbigny 1948
Elphidium advenum Cushman 1922 | |
Orbulina universa d'Orbigny 1839 | |
Cancris sagra Cushman and Todd 1942 | |
Globothalamea | |
Foraminifera | |
Nodosariata | |
"Lagena clavata" = Hyalinonetrion clavatum
"Lagena clavata" = Hyalinonetrion clavatum Millett 1901 | |
Globulina inaequalis Reuss 1850
Globulina gibba d'Orbigny 1832
Guttulina lactea Walker and Jacob 1798 | |
Dentalina communis, Robulus americanus, Robulus iotus, Robulus vaughani, Lagena hexagona, Lagena substriata
Lagena hexagona Williamson 1848
Lagena substriata Williamson 1848 | |
Lamarckina atlantica Cushman 1931 | |
Foraminifera | |
Textularia articulata d'Orbigny 1846 | |
Buliminella elegantissima, Buliminella curta, Angulogerina occidentalis, Virgulina cf. fusiformis, Virgulina pontoni, Virgulina (Virgulinella) miocenica, Bulimina gracilis, "Ellipsolagena bidens" = Fissurina
Buliminella curta Cushman 1925
Angulogerina occidentalis Cushman 1923
"Ellipsolagena bidens" = Fissurina |