AWi-9 (Porters Creek): Danian, Alabama
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Anthozoa
- Scleractinia
- Dendrophylliidae
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Balanophyllia ponderosa
Vaughan 1900
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2 specimens | |||||||||
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Anthozoa
- Scleractinia
- Flabellidae
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Flabellum conoideum
Vaughan 1900
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1 specimen | |||||||||
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Osteichthyes
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Osteichthyes indet.
Huxley 1880
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Zullo and Perreault 1991 | |||||||||
| "fish bones, teeth, and otoliths are common and diverse" | ||||||||||
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Polychaeta
- Sabellida
- Serpulidae
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Rotularia sp.
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Zullo and Perreault 1991 | |||||||||
| "common" | ||||||||||
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Scaphopoda
- Dentaliida
- Dentaliidae
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Dentalium mediaviense
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2 specimens | |||||||||
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Bivalvia
- Arcida
- Cucullaeidae
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Cucullaea macrodonta
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1 specimen | |||||||||
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Bivalvia
- Ostreida
- Ostreidae
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Ostrea crenulimarginata
Gabb 1860
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Zullo and Perreault 1991 | |||||||||
| "rare" | ||||||||||
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Bivalvia
- Carditida
- Carditidae
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Venericardia wilcoxensis
Dall 1903
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4 specimens | |||||||||
| recombined as Venericardia (Baluchicardia) wilcoxensis | ||||||||||
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Bivalvia
- Pholadida
- Teredinidae
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Teredo sp.
Linnaeus 1758
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Zullo and Perreault 1991 | |||||||||
| "a few" | ||||||||||
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Bivalvia
- Nuculanida
- Nuculanidae
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Jupiteria smirna
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1 specimen | |||||||||
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Bivalvia
- Nuculida
- Nuculidae
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Nucula mediavia
Harris 1896
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3 specimens | |||||||||
| recombined as Nucula (Nucula) mediavia | ||||||||||
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Cephalopoda
- Nautilida
- Hercoglossidae
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Hercoglossa ulrichi
(White 1882)
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2 specimens | |||||||||
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Gastropoda
- Turritellidae
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Turritella aldrichi
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2 specimens | |||||||||
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Turritella sp.
Lamarck 1799
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1 specimen | |||||||||
| originally entered as "Turritella spp." | ||||||||||
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Gastropoda
- Naticidae
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Natica reversa
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1 specimen | |||||||||
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Natica sp.
Scopoli 1777
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1 specimen | |||||||||
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Euspira perspecta
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2 specimens | |||||||||
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Gastropoda
- Neogastropoda
- Buccinidae
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Strepsidura contorea
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2 specimens | |||||||||
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Gastropoda
- Neogastropoda
- Fasciolariidae
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Falsifusus harrisi
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1 specimen | |||||||||
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Gastropoda
- Neogastropoda
- Olivellidae
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Agaronia mediavia
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1 specimen | |||||||||
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Gastropoda
- Rostellariidae
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Calyptraphorus aldrichi
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4 specimens | |||||||||
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Calyptraphorus sp.
Conrad 1857
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1 %-specimens | |||||||||
| originally entered as "Calyptraphorus spp." | ||||||||||
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Thecostraca
- Pollicipomorpha
- Zeugmatolepadidae
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Zeugmatolepas cf. cretae
(Steenstrup 1839)
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Zullo and Perreault 1991 | 6 specimens | ||||||||
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Ostracoda
- Platycopida
- Cytherellidae
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Cytherellidae indet.
Sars 1866
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Zullo and Perreault 1991 | |||||||||
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Ostracoda
- Podocopida
- Bairdiidae
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Bairdiidae indet.
Sars 1888
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Zullo and Perreault 1991 | |||||||||
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Nodosariata
- Vaginulinida
- Vaginulinidae
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Lenticulina sp.
Lamarck 1804
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Zullo and Perreault 1991 | |||||||||
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Nodosariata
- Nodosariida
- Nodosariidae
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Dentalina sp.
d'Orbigny 1826
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Zullo and Perreault 1991 | |||||||||
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Nodosaria sp.
Lamarck 1812
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Zullo and Perreault 1991 | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Alabama | County: | Wilcox |
| Coordinates: | 32.0° North, 87.3° West (view map) | ||||
| Paleocoordinates: | 35.0° North, 67.3° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | Epoch: | Paleocene |
| Stage: | Danian | 10 m.y. bin: | Cenozoic 1 |
| *Period: | Tertiary | *Epoch: | Early/Lower Paleocene | *Local age/stage: | Landenian |
| Key time interval: | Danian | Foram zone: | Morozovella uncinata and Subbotina trinidadensis |
| Age range of interval: | 66.00000 - 61.60000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Porters Creek | Member: | lower | ||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Local section name: AWi-9 | |||||
Lithology and environment
| Primary lithology: | micaceous,gray,yellow unlithified calcareous sandstone |
| Lithology description: grayish-yellow, fine-grained, calcareous, micaceous sand | |
| Environment: | shallow subtidal indet. |
| Geology comments: verbatim lithology description is based on Zullo and Perreault 1991 and matches Toulmin's almost exactly | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | mesofossils |
Collection methods and comments
| Collection excludes: | some microfossils |
| Collection methods: | field collection |
| Reason for describing collection: | biostratigraphic analysis |
| Taxonomic list comments:no bryozoans or echinoderms are present | |
Metadata
| Database number: | 2861 | ||
| Authorizer: | M. Patzkowsky | Enterer: | K. Layou |
| Modifier: | L. Eccles | Research group: | GCP,marine invertebrate |
| Created: | 1999-07-21 13:17:43 | Last modified: | 2011-09-30 10:01:10 |
| Access level: | the public | Released: | 1999-07-21 13:17:43 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 124. | L. D. Toulmin. 1977. Stratigraphic Distribution of Paleocene and Eocene Fossils in the Eastern Gulf Coast Region. Geological Survey of Alabama, Monograph 13(1):1-602 [M. Patzkowsky/K. Layou/P. Mannion] |
Secondary references:
| 29915 | J. A. Sessa, T. J. Bralower, M. E. Patzkowsky, J. C. Handley, and L. C. Ivany. 2012. Environmental and biological controls on the diversity and ecology of Late Cretaceous through early Paleogene marine ecosystems in the US Gulf Coastal Plain. Paleobiology 38(2):218-239 [M. Patzkowsky/J. Sessa/J. Sessa] | |
| 28506 | J. A. Sessa, M. E. Patzkowsky, and T. J. Bralower. 2009. Impact of lithification on the diversity, size distribution, and recovery dynamics of marine invertebrate assemblages. Geology 37(2):115-118 [M. Patzkowsky/J. Sessa/J. Sessa] | |
| 296 | V. A. Zullo and R. T. Perreault. 1991. Arcoscalpellum toulmini Weisbord and Zeugmatolepas sp. (Cirripedia, Thoracica) from the lower Paleocene of Alabama. Journal of Paleontology 65(2):267-270 [J. Alroy/J. Alroy/J. Alroy] |