Fort Thompson Formation, Charlotte County, southwest FL: Late/Upper Pleistocene, Florida
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Pyrigiscus spp.
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Thecostraca
- Balanomorpha
- Balanidae
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Balanus sp.
Da Costa 1778
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Gastropoda
- Neogastropoda
- Terebridae
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Terebra dislocata
(Say 1822)
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| recombined as Strioterebrum dislocatum | ||||||||||
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Gastropoda
- Neogastropoda
- Conidae
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Conus floridanus
Gabb 1868
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| synonym of Conus anabathrum | ||||||||||
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Gastropoda
- Neogastropoda
- Columbellidae
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Anachis gardnerae
Olsson and Harbison 1953
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| recombined as Mitrella gardnerae | ||||||||||
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Gastropoda
- Neogastropoda
- Melongenidae
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Busycon sp.
Röding 1798
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Gastropoda
- Neogastropoda
- Olividae
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Olivella mutica
(Say 1822)
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Gastropoda
- Neogastropoda
- Marginellidae
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Marginella apicina
Menke 1828
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| recombined as Prunum apicinum | ||||||||||
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Marginella pardalis
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Gastropoda
- Naticidae
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Polinices duplicatus
(Say 1822)
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| recombined as Neverita duplicatus | ||||||||||
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Tectonatica pusilla
(Say 1822)
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Gastropoda
- Cerithiopsidae
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Seila adamsi
(Lea 1845)
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| recombined as Seila adamsii | ||||||||||
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Gastropoda
- Neotaenioglossa
- Calyptraeidae
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Crepidula maculosa
Conrad 1846
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Gastropoda
- Heterostropha
- Pyramidellidae
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Longchaeus cf. marionae
(Bartsch 1955)
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| synonym of Pyramidella suturalis | ||||||||||
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Turbonilla spp.
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Mormula sp.
Adams 1864
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| spelled with current rank as Turbonilla (Mormula) | ||||||||||
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Turbonilla cf. admeta
Bartshc 1955
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| synonym of Turbonilla hemphilli | ||||||||||
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Chrysallida macneili
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Gastropoda
- Opisthobranchia
- Bullidae
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Bulla striata
Bruguiére 1792
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Gastropoda
- Opisthobranchia
- Cylichnidae
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Retusa canaliculata
(Say 1826)
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| recombined as Acteocina canaliculata | ||||||||||
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Scaphopoda
- Dentaliida
- Dentaliidae
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Dentalium ceratum
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Bivalvia
- Arcida
- Arcidae
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Anadara transversa
(Say 1822)
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| recombined as Anadara (Larkinia) transversa | ||||||||||
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Anadara lienosa
(Say 1832)
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| recombined as Anadara (Rasia) lienosa | ||||||||||
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Bivalvia
- Arcida
- Noetiidae
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Noetia ponderosa
(Say 1822)
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| recombined as Eontia ponderosa | ||||||||||
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Bivalvia
- Pectinida
- Plicatulidae
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Plicatula marginata
Say 1824
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| synonym of Plicatula gibbosa | ||||||||||
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Bivalvia
- Pectinida
- Pectinidae
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Chlamys irradians
(Lamarck 1819)
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| recombined as Argopecten irradians | ||||||||||
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Chlamys fuscopurpureus
(Conrad 1849)
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| synonym of Lindapecten muscosus | ||||||||||
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Bivalvia
- Cardiida
- Cardiidae
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Laevicardium laevigatum
(Linnaeus 1758)
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| replaced by Laevicardium serratum | ||||||||||
| L. laevigatum wagnerianum | ||||||||||
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Trigoniocardia willcoxi
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Bivalvia
- Cardiida
- Semelidae
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Ervilia polita
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Bivalvia
- Cardiida
- Veneridae
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Chione cancellata
(Linnaeus 1767)
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Bivalvia
- Cardiida
- Mactridae
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Mulinia lateralis
(Say 1822)
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Bivalvia
- Lucinida
- Lucinidae
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Phacoides nassula
(Conrad 1846)
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| recombined as Lucinisca nassula | ||||||||||
| P. nassula caloosana | ||||||||||
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Phacoides multilineatus
(Conrad 1841)
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| recombined as Parvilucina multistriata | ||||||||||
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Bivalvia
- Carditida
- Carditidae
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Cardita arata
(Conrad 1832)
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| recombined as Carditamera arata | ||||||||||
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Bivalvia
- Nuculida
- Nuculidae
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Nucula proxima
Say 1820
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| recombined as Nucula (Nucula) proxima | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Florida | County: | Charlotte |
| Coordinates: | 26.9° North, 82.0° West (view map) | ||||
| Paleocoordinates: | 26.9° North, 81.7° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | local area |
Time
| Period: | Quaternary | Epoch: | Pleistocene |
| Stage: | Late/Upper Pleistocene | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Late/Upper Pleistocene | ||
| Age range of interval: | 0.12900 - 0.01170 m.y. ago |
Stratigraphy
| Formation: | Fort Thompson | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: COMMENTS: The Fort Thompson Formation is given the stage age Bradyan. AGE: Assigned to Pleistocene in text, reassigned to Late Pleistocene by A. Hendy (2007). | |||||
Lithology and environment
| Primary lithology: | fine,medium,gray,yellow unlithified sandstone | ||
| Secondary lithology: | sandy,calcareous marl | ||
| Lithology description: Shell Creek: seemingly unfossiliferous yellow, pale orange to tan or gray, fine to medium, subangular to subrounded fairly well sorted unconsolidated quartz sands; Alligator Creek: unfossiliferous limestone and sandy, calcareous marl with abundant mollusk shells | |||
| Environment: | marine indet. | Tectonic setting: | passive margin |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | bulk,field collection |
| Reason for describing collection: | biostratigraphic analysis |
| Taxonomic list comments:This list is a composite of collections made in the Fort Thompson Formation in the study area. | |
Metadata
| Database number: | 41715 | ||
| Authorizer: | A. Miller | Enterer: | K. Layou |
| Modifier: | L. Eccles | Research group: | GCP,marine invertebrate |
| Created: | 2004-07-20 07:21:15 | Last modified: | 2011-07-07 16:11:24 |
| Access level: | the public | Released: | 2004-07-20 07:21:15 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 11119. | J. R. DuBar. 1962. Neogene Biostratigraphy of the Charlotte Harbor Area in Southwestern Florida. Florida Geological Survey Geological Bulletin 43 1-83 [A. Miller/K. Layou/K. Layou] |