AMo-1 Bells Landing Marl: Thanetian, Alabama
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda
- Turritellidae
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Turritella mortoni
Conrad 1830
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2 specimens | |||||||||
recombined as Kapalmerella mortoni | ||||||||||
Turritella mortoni postmortoni | ||||||||||
Turritella bellifera
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2 specimens | |||||||||
Mesalia alabamiensis
(De Gregorio 1890)
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4 specimens | |||||||||
Gastropoda
- Naticidae
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Lacunaria alabamiensis
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3 specimens | |||||||||
cf. Natica aperta
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3 specimens | |||||||||
Gastropoda
- Neogastropoda
- Volutidae
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Athleta tuomeyi
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7 specimens | |||||||||
Gastropoda
- Neogastropoda
- Clavatulidae
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Surcula nasuta
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1 specimen | |||||||||
synonym of Turricula | ||||||||||
Gastropoda
- Rostellariidae
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Calyptraphorus trinodiferus
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13 specimens | |||||||||
Bivalvia
- Cardiida
- Tellinidae
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Tellina subtriangularis
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1 specimen | |||||||||
Bivalvia
- Carditida
- Carditidae
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Venericardia aposmithi
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1 specimen | |||||||||
? Venericardia nanaplata
Gardner and Bowles 1939
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2 specimens | |||||||||
? Venericardia nanaplata nanna | ||||||||||
Bivalvia
- Pectinida
- Pectinidae
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Chlamys greggi
Harris 1897
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2 specimens | |||||||||
recombined as Dhondtichlamys greggi | ||||||||||
Bivalvia
- Arcida
- Glycymerididae
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Glycymeris idonea
(Conrad 1865)
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1 specimen | |||||||||
original and current combination Axinea idonea | ||||||||||
Glycymeris idonea subsp. | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Alabama | County: | Monroe |
Coordinates: | 31.8° North, 87.4° West (view map) | ||||
Paleocoordinates: | 34.3° North, 70.2° West | ||||
Basis of coordinate: | based on nearby landmark | ||||
Geographic resolution: | small collection |
Time
Period: | Paleogene | Epoch: | Paleocene |
Stage: | Thanetian | 10 m.y. bin: | Cenozoic 1 |
Key time interval: | Thanetian | ||
Age range of interval: | 59.20000 - 56.00000 m.y. ago |
Stratigraphy
Geological group: | Wilcox | Formation: | Tuscahoma | Member: | Bells Landing Marl |
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: The Bells Landing Marl Member is exposed near the top of the steep bluff 27 feet higher than the top of the Greggs Landing Marl Member and contains the characteristic large spheroidal concretions and large Ostrea sinosa, Venericardia aposmithii and Turritella postmortoni are mixed with Greggs Landing fossils at this location. |
Lithology and environment
Primary lithology: | very fine,glauconitic unlithified sandstone |
Lithology description: No lithology description given. Lithology from PBDB col# 80761. | |
Environment: | shallow subtidal indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | mesofossils |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | biostratigraphic analysis |
Metadata
Database number: | 80673 | ||
Authorizer: | A. Miller | Enterer: | J. Sessa |
Modifier: | J. Sessa | Research group: | GCP,marine invertebrate |
Created: | 2008-05-03 18:47:01 | Last modified: | 2018-05-13 15:22:40 |
Access level: | the public | Released: | 2008-05-03 18:47:01 |
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:
34008 | L. C. Ivany, C. Pietsch, J. C. Handley, R. Lockwood, W. D. Allmon and J. A. Sessa. 2018. Little lasting impact of the Paleocene-Eocene Thermal Maximum on shallow marine mollusk faunas. Science Advances [J. Sessa/J. Sessa/J. Sessa] | |
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] |