USGS Loc. 3732 - Dave Adams Mill Creek [Shoal River Fm]: Serravallian, Florida
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda
- Turritellidae
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Turritella (Torcula) waltonensis
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original and current combination Torcula | ||||||||||
common | ||||||||||
Gastropoda
- Naticidae
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Natica (Tectonatica) semen
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original and current combination Tectonatica | ||||||||||
rare | ||||||||||
Polinices judsoni
(Maury 1910)
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original and current combination Natica judsoni | ||||||||||
present | ||||||||||
Sinum waltonense
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rare | ||||||||||
Gastropoda
- Neogastropoda
- Cancellariidae
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Cancellaria waltoniana
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rare | ||||||||||
Cancellaria pinguis
Gardner 1947
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recombined as Cancellaria (Cancellaria) pinguis | ||||||||||
rare | ||||||||||
Cancellaria runchaena n. sp.
Gardner 1947
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recombined as Cancellaria (Massyla) runchaena | ||||||||||
rare | ||||||||||
Gastropoda
- Neogastropoda
- Turridae
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Hemipleurotoma eileta
Gardner 1938
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synonym of Gemmula vaningeni | ||||||||||
rare | ||||||||||
Polystira (Pleuroliria) tenagos
Gardner 1947
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recombined as Polystira tenagos | ||||||||||
rare | ||||||||||
Gastropoda
- Neogastropoda
- Drilliidae
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Crassispira calligonoides
Gardner 1938
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recombined as Crassispira (Hindsiclava) calligonoides | ||||||||||
rare | ||||||||||
Eumetadrillia rabdotacona
Gardner 1947
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recombined as Agladrillia (Eumetadrillia) rabdotacona | ||||||||||
present | ||||||||||
"Drillia" waltoniana
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rare | ||||||||||
Gastropoda
- Neogastropoda
- Conidae
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Conus waltonensis
Aldrich 1903
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common | ||||||||||
Conus submoniliferus n. sp.
Gardner 1937
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present | ||||||||||
Gastropoda
- Neogastropoda
- Terebridae
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Terebra (Strioterebrum) waltonensis n. sp.
Gardner 1947
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recombined as Strioterebrum waltonensis | ||||||||||
rare; also T. (S.) waltonensis tribaka (present) | ||||||||||
Gastropoda
- Neogastropoda
- Columbellidae
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Strombina lissa
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rare | ||||||||||
Strombina waltonia
Gardner 1947
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recombined as Strombina (Strombina) waltonia | ||||||||||
present | ||||||||||
Gastropoda
- Neogastropoda
- Nassariidae
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Uzita waltonensis
(Gardner 1936)
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recombined as Nassarius (Uzita) waltonensis | ||||||||||
rare | ||||||||||
Gastropoda
- Neogastropoda
- Costellariidae
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? Knefastia waltonia
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rare | ||||||||||
Gastropoda
- Neogastropoda
- Volutidae
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Caricella (Atraktus) pycnoplecta
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rare | ||||||||||
Gastropoda
- Neogastropoda
- Olividae
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Oliva liodes
Dall 1903
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recombined as Oliva (Omogymna) liodes | ||||||||||
rare; O. liodes waltoniana | ||||||||||
Gastropoda
- Neotaenioglossa
- Calyptraeidae
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Crucibulum grande
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rare; ? in occurrence table | ||||||||||
Crucibulum constrictum
(Conrad 1842)
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recombined as Crucibulum (Dispotaea) constrictum | ||||||||||
rare; C. constrictum conjuge n. subsp. | ||||||||||
Gastropoda
- Opisthobranchia
- Cylichnidae
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Acteocina sphalera
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rare | ||||||||||
Acteocina rusa
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rare | ||||||||||
Gastropoda
- Liotiidae
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? Didianema waltonia n. sp.
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rare | ||||||||||
Scaphopoda
- Gadilida
- Gadilidae
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Cadulus (Gadila) spiniformis
Gardner 1947
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rare | ||||||||||
Bivalvia
- Nuculanida
- Nuculanidae
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Leda polychoa
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synonym of Nuculana | ||||||||||
rare | ||||||||||
Bivalvia
- Arcida
- Arcidae
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Arca (Diluvarca) santarosana
(Dall 1898)
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recombined as Anadara (Diluvarca) santarosana | ||||||||||
present | ||||||||||
Bivalvia
- Arcida
- Glycymerididae
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Glycymeris waltonensis n. sp.
Gardner 1947
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recombined as Costaglycymeris waltonensis | ||||||||||
abundant | ||||||||||
Bivalvia
- Lucinida
- Lucinidae
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Phacoides (Parvilucina) flumenvadosa
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spelled with current rank as Parvilucina | ||||||||||
rare | ||||||||||
Bivalvia
- Cardiida
- Cardiidae
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Cardium (Trachycardium) plectopleura
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original and current combination Trachycardium | ||||||||||
rare | ||||||||||
Bivalvia
- Cardiida
- Tellinidae
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Tellina (Moerella) piesa
Gardner 1947
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rare | ||||||||||
Bivalvia
- Cardiida
- Chamidae
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Pseudochama (Echinochama) arcinella
(Linnaeus 1767)
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recombined as Arcinella arcinella | ||||||||||
rare | ||||||||||
Bivalvia
- Cardiida
- Veneridae
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Chione (Lirophora) trimeris
Gardner 1947
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recombined as Lirophora (Lirophora) trimeris | ||||||||||
present | ||||||||||
Chione (Lirophora) ceramota n. sp.
Gardner 1947
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recombined as Lirophora (Lirophora) ceramota | ||||||||||
rare | ||||||||||
Bivalvia
- Pholadida
- Corbulidae
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Corbula (Caryocorbula) seminella
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rare | ||||||||||
Bivalvia
- Carditida
- Crassatellidae
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Crassatellites (Scambula) densus
(Dall 1900)
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recombined as Crassatella densus | ||||||||||
present | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Florida | County: | Walton |
Coordinates: | 30.7° North, 86.1° West (view map) | ||||
Paleocoordinates: | 31.0° North, 83.4° West | ||||
Basis of coordinate: | based on nearby landmark | ||||
Geographic resolution: | outcrop |
Time
Period: | Neogene | Epoch: | Miocene |
Stage: | Serravallian | 10 m.y. bin: | Cenozoic 5 |
Key time interval: | Serravallian | ||
Age range of interval: | 13.82000 - 11.63000 m.y. ago | ||
Age estimate: | 12.4 Ma (Sr isotope) |
Stratigraphy
Geological group: | Alum Bluff | Formation: | Shoal River | ||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: 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 POSITION: From unknown position within formation. |
Lithology and environment
Primary lithology: | unlithified calcareous marl |
Secondary lithology: | unlithified calcareous sandstone |
Lithology description: marls, sands, clays, for the most part unconsolidated, in places highly calcareous | |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | taxonomic analysis |
Museum repositories: | USGS |
Metadata
Database number: | 42813 | ||
Authorizer: | A. Miller | Enterer: | K. Layou |
Modifier: | A. Hendy | Research group: | GCP,marine invertebrate |
Created: | 2004-08-05 13:52:49 | Last modified: | 2012-12-05 20:53:18 |
Access level: | the public | Released: | 2004-08-05 13:52:49 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
11206. | 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] |