Route 23 roadcut (H76-31-3): Lutetian, Alabama
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Gastropoda
- Heterostropha
- Mathildidae
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Gegania antiquata
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2 specimens | |||||||||
| striata | ||||||||||
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Gastropoda
- Heterostropha
- Architectonicidae
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Architectonica scrobiculata
(Conrad 1833)
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1 specimen | |||||||||
| recombined as Patulaxis scrobiculata | ||||||||||
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Gastropoda
- Heterostropha
- Ringiculidae
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Ringicula trapaquara
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9 specimens | |||||||||
| "(subsp. deusseni?)" | ||||||||||
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Gastropoda
- Heterostropha
- Acteonidae
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Actaeon idoneus
Conrad 1833
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3 specimens | |||||||||
| recombined as Acteon idoneus | ||||||||||
| originally entered as "Acteon idoneus" | ||||||||||
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Gastropoda
- Hipponicidae
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Hipponix pygmaeus
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3 specimens | |||||||||
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Gastropoda
- Neogastropoda
- Cancellariidae
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Bonellitia parilis
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8 specimens | |||||||||
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Gastropoda
- Neogastropoda
- Mitridae
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Fusimitra polita
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1 specimen | |||||||||
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Gastropoda
- Neogastropoda
- Olividae
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Ancilla staminea
Conrad 1832
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3 specimens | |||||||||
| punctilifera | ||||||||||
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Gastropoda
- Neogastropoda
- Volutidae
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Athleta lisbonensis
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3 specimens | |||||||||
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Athleta haleanus
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7 specimens | |||||||||
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Gastropoda
- Neogastropoda
- Buccinidae
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Buccitriton texanum
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33 specimens | |||||||||
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Terebrifusus amoenus
(Conrad 1833)
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4 specimens | |||||||||
| original and current combination Buccinum amoenum | ||||||||||
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Pseudoliva vetusta
(Conrad 1833)
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3 specimens | |||||||||
| original and current combination Monoceros vetusta | ||||||||||
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Gastropoda
- Neogastropoda
- Melongenidae
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Levifusus mortoniopsis
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12 specimens | |||||||||
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Gastropoda
- Rostellariidae
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Calyptraphorus velatus
(Conrad 1833)
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1 specimen | |||||||||
| recombined as Calyptraphorus velata | ||||||||||
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Gastropoda
- Naticidae
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Polinices aratus
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1 specimen | |||||||||
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Neverita ? limula
(Conrad 1833)
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102 specimens | |||||||||
| originally entered as "Neverita ? limula" | ||||||||||
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Gastropoda
- Neotaenioglossa
- Calyptraeidae
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Crepidula sp.
Lamarck 1799
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1 specimen | |||||||||
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Calyptraea aperta
(Solander 1766)
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3 specimens | |||||||||
| recombined as Calyptraea (Trochita) aperta | ||||||||||
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Gastropoda
- Turritellidae
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Mesalia cf. vetusta
(Conrad 1833)
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3 specimens | |||||||||
| originally entered as "Mesalia cf. vetusta" | ||||||||||
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Turritella sp.
Lamarck 1799
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359 specimens | |||||||||
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Turritella ? nasuta
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45 specimens | |||||||||
| originally entered as "Turritella ? nasuta" | ||||||||||
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Gastropoda
- Opisthobranchia
- Retusidae
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Retusa galba
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24 specimens | |||||||||
| (Cylichnina) | ||||||||||
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Rhizorus conradianus
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6 specimens | |||||||||
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Bivalvia
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Bivalvia indet.
Linnaeus 1758
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15 specimens | |||||||||
| misc. bivalves, 15 species, 1 specimen each. | ||||||||||
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Bivalvia
- Cardiida
- Veneridae
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Pitar sp.
Römer 1857
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6 specimens | |||||||||
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Callista sp.
Poli 1791
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9 specimens | |||||||||
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Bivalvia
- Cardiida
- Mactridae
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Spisula paralis
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1 specimen | |||||||||
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= Spisula parilis
Conrad 1833
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Palmer and Brann 1965 | |||||||||
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Bivalvia
- Pholadida
- Corbulidae
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Caryocorbula deusseni
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13 specimens | |||||||||
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Vokesula smithvillensis
(Harris 1919)
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8 specimens | |||||||||
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Corbula extenuata
Dall 1898
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3 specimens | |||||||||
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Bivalvia
- Lucinida
- Lucinidae
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Lucinidae indet.
Fleming 1828
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25 specimens | |||||||||
| "Lucinid sp. A" | ||||||||||
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Lucina pomilia
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2 specimens | |||||||||
| (Cavilinga) | ||||||||||
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Bivalvia
- Carditida
- Carditidae
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Venericardia densata
(Conrad 1845)
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42 specimens | |||||||||
| recombined as Venericardia (Venericor) densata | ||||||||||
| (Venericor) | ||||||||||
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Bivalvia
- Arcida
- Glycymerididae
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Glycymeris trigonella
(Conrad 1833)
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4 specimens | |||||||||
| original and current combination Pectunculus trigonella | ||||||||||
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Bivalvia
- Arcida
- Arcidae
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Arcidae indet.
Lamarck 1809
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4 specimens | |||||||||
| originally entered as "Arcid sp." | ||||||||||
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Pachecoa decisa
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1208 specimens | |||||||||
| (Pachecoa) | ||||||||||
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Trinacria cuneus
(Conrad 1833)
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1 specimen | |||||||||
| original and current combination Pectunculus cuneus | ||||||||||
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Barbatia rhomboidella
(Lea 1833)
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4 specimens | |||||||||
| (Plagiarca) | ||||||||||
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Bivalvia
- Pectinida
- Pectinidae
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Eburneopecten cf. scintillatus
(Conrad 1854)
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3 specimens | |||||||||
| originally entered as "Eburneopecten cf. scintillatus" | ||||||||||
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Bivalvia
- Ostreida
- Ostreidae
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Cubitostrea sellaeformis
(Conrad 1832)
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41 specimens | |||||||||
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Bivalvia
- Nuculanida
- Nuculanidae
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Calorhadia bella
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63 specimens | |||||||||
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Calorhadia opulenta
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1 specimen | |||||||||
| (Calorhadia) | ||||||||||
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Bivalvia
- Nuculida
- Nuculidae
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Nucula mauricensis
(Harris 1919)
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10 specimens | |||||||||
| recombined as Nucula (Nucula) mauricensis | ||||||||||
| (Nucula) | ||||||||||
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Scaphopoda
- Gadilida
- Gadilidae
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Cadulus sp.
Philippi 1844
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12 specimens | |||||||||
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Anthozoa
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Anthozoa indet.
Ehrenberg 1834
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27 specimens | |||||||||
| coral sp. A | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Alabama | County: | Choctaw |
| Coordinates: | 31.8° North, 88.3° West (view map) | ||||
| Paleocoordinates: | 33.0° North, 77.0° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | Epoch: | Eocene |
| Stage: | Lutetian | 10 m.y. bin: | Cenozoic 2 |
| *Period: | Tertiary | ||
| Key time interval: | Lutetian | ||
| Age range of interval: | 47.80000 - 41.20000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
Lithology and environment
| Primary lithology: | gray,red or brown unlithified sandy siltstone | ||
| Environment: | offshore | Tectonic setting: | passive margin |
| Geology comments: "massive gray blue silty-sand, weathering brown. diverse and well preserved fossil assemblage." | |||
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Collection methods: | bulk,mechanical,sieve,field collection |
| Reason for describing collection: | paleoecologic analysis |
Metadata
| Also known as: | H76-31 | ||
| Database number: | 1438 | ||
| Authorizer: | T. Hansen, J. Sessa | Enterer: | M. Sommers, J. Sessa |
| Modifier: | J. Alroy | Research group: | marine invertebrate |
| Created: | 1999-04-15 14:32:21 | Last modified: | 2006-09-14 19:54:24 |
| Access level: | the public | Released: | 2000-11-20 13:53:12 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 42. | T. A. Hansen. 1978. Ecological control of evolutionary rates in Paleocene - Eocene marine molluscs. Ph.D. Thesis, Yale University 1-310 [T. Hansen/M. Sommers/A. Clement] |
Secondary references:
| 11845 | K. V. Palmer and D. C. Brann. 1965. Catalogue of the Paleocene and Eocene mollusca of the southern and eastern United States. Part 1. Pelecypoda, Amphineura, Peteropoda, Scaphopoda and Cephalopoda. Bulletins of American Paleontology 48:1-471 [M. Kosnik/M. Kosnik/J. Alroy] |