Barrytown, AL, upper sellaeformis bed, bag #1: Bartonian, Alabama
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Crasinella minor
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2.5 individuals | |||||||||
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Anthozoa
- Scleractinia
- Flabellidae
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Flabellum cuneiforme
(Lonsdale 1845)
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11 individuals | |||||||||
| F. c. pachyphyllum | ||||||||||
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Anthozoa
- Scleractinia
- Turbinoliidae
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Turbinolia pharetra
Lea 1833
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29 individuals | |||||||||
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Bivalvia
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Bivalvia indet.
Linnaeus 1758
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.5 individuals | |||||||||
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Bivalvia
- Nuculanida
- Nuculanidae
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Calorhadia bella
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4 individuals | |||||||||
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Bivalvia
- Nuculida
- Nuculidae
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Nucula magnifica
Conrad 1833
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9 individuals | |||||||||
| recombined as Nucula (Nucula) magnifica | ||||||||||
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Bivalvia
- Carditida
- Carditidae
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Venericardia rotunda
Lea 1833
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16 individuals | |||||||||
| recombined as Venericardia (Rotundicardia) rotunda | ||||||||||
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Bivalvia
- Pholadida
- Xylophagaidae
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Xylophaga mississippiensis
Meyer 1886
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.5 individuals | |||||||||
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Bivalvia
- Pholadida
- Corbulidae
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Corbula extenuata
Dall 1898
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1 individual | |||||||||
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Caryocorbula alabamiensis
(Lea 1833)
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13 individuals | |||||||||
| recombined as Corbula (Caryocorbula) alabamiensis | ||||||||||
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Vokesula smithvillensis
(Harris 1919)
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6 individuals | |||||||||
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Bivalvia
- Cardiida
- Tellinidae
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Tellina papyria
Conrad 1833
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1 individual | |||||||||
| recombined as Tellina (Eurytellina) papyria | ||||||||||
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Bivalvia
- Arcida
- Glycymerididae
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Glycymeris trigonella
(Conrad 1833)
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2 individuals | |||||||||
| original and current combination Pectunculus trigonella | ||||||||||
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Bivalvia
- Arcida
- Arcidae
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Pachecoa sp.
Harris 1919
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15 individuals | |||||||||
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Barbatia rhomboidella
(Lea 1833)
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1.5 individuals | |||||||||
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Bivalvia
- Pectinida
- Pectinidae
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Eburneopecten sp.
(Conrad 1865)
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3.5 individuals | |||||||||
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Bivalvia
- Ostreida
- Ostreidae
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Cubitostrea sellaeformis
(Conrad 1832)
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143 individuals | |||||||||
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Scaphopoda
- Gadilida
- Gadilidae
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Cadulus sp.
Philippi 1844
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19 individuals | |||||||||
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Gastropoda
- Opisthobranchia
- Retusidae
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Retusa galba
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51 individuals | |||||||||
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Gastropoda
- Neotaenioglossa
- Calyptraeidae
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Crepidula lirata
Conrad 1833
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3 individuals | |||||||||
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Calyptraea aperta
(Solander 1766)
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1 individual | |||||||||
| recombined as Calyptraea (Trochita) aperta | ||||||||||
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Gastropoda
- Turritellidae
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Turritella sp.
Lamarck 1799
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28 individuals | |||||||||
| all species | ||||||||||
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Mesalia vetusta
(Conrad 1833)
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16 individuals | |||||||||
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Gastropoda
- Vitrinellidae
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Vitrinella sp.
Adams 1850
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3 individuals | |||||||||
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Gastropoda
- Ficidae
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Ficopsis texana
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22 individuals | |||||||||
| synonym of Ficus | ||||||||||
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Gastropoda
- Rostellariidae
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Calyptraphorus velatus
(Conrad 1833)
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19 individuals | |||||||||
| recombined as Calyptraphorus velata | ||||||||||
| C. v. nodovelatus - originally entered as "Calyptraphorus velatus" | ||||||||||
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Gastropoda
- Neogastropoda
- Volutidae
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Athleta petrosus
(Conrad 1833)
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1 individual | |||||||||
| recombined as Athleta petrosa | ||||||||||
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Athleta lisbonensis
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2 individuals | |||||||||
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Athleta haleanus
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16 individuals | |||||||||
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Gastropoda
- Neogastropoda
- Cancellariidae
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Bonellitia sp.
Jousseaume 1887
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16 individuals | |||||||||
| spp A | ||||||||||
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Trigonostoma ? aurorae
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1 individual | |||||||||
| originally entered as "Trigonostoma aurorae?" | ||||||||||
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Trigonostoma gemmatum
Conrad 1833
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3 individuals | |||||||||
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Trigonostoma babylonicum
Lea 1833
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3 individuals | |||||||||
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Gastropoda
- Neogastropoda
- Costellariidae
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Pyramimitra terebraeformis
(Conrad 1848)
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1 individual | |||||||||
| original and current combination Mitra terebraeformis | ||||||||||
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Gastropoda
- Neogastropoda
- Conidae
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Glyptotoma conradiana
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6 individuals | |||||||||
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Gastropoda
- Neogastropoda
- Cochlespiridae
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Cochlespira engonata
Conrad 1865
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1 individual | |||||||||
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Gastropoda
- Neogastropoda
- Turridae
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Eosurcula moorei
Gabb 1860
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11 individuals | |||||||||
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? Coronia alternata
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5 individuals | |||||||||
| spelled with current rank as Gemmula (Coronia) | ||||||||||
| originally entered as "Coronia? alternata" | ||||||||||
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Eopleurotoma lisboncola
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21 individuals | |||||||||
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Protosurcula gabbi
Conrad 1865
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3 individuals | |||||||||
| corrected as Protosurcula gabbii | ||||||||||
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Lyrosurcula dalli
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1 individual | |||||||||
| L. d. quadricosta | ||||||||||
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Trypanotoma longispira
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1 individual | |||||||||
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Michela trabeatoides
Harris 1895
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2 individuals | |||||||||
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Gastropoda
- Neogastropoda
- Mitridae
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Fusimitra polita
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7 individuals | |||||||||
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Gastropoda
- Neogastropoda
- Olividae
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Ancilla staminea
Conrad 1832
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4 individuals | |||||||||
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Gastropoda
- Perissityidae
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Buccitriton texanum
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237 individuals | |||||||||
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Penion bellus
(Conrad 1833)
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1 individual | |||||||||
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Terebrifusus multiplicatus
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2 individuals | |||||||||
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Pseudoliva vetusta
(Conrad 1833)
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1 individual | |||||||||
| original and current combination Monoceros vetusta | ||||||||||
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Latirus moorei
Gabb 1860
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3 individuals | |||||||||
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Levifusus sp.
Conrad 1865
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3 individuals | |||||||||
| multiple species | ||||||||||
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Levifusus mortoniopsis
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28 individuals | |||||||||
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Gastropoda
- Fasciolariidae
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Eulima extremis
Aldrich 1911
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1 individual | |||||||||
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Naticidae indet.
Guilding 1834
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76 individuals | |||||||||
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Sinum bilix
(Conrad 1833)
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1 individual | |||||||||
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Gastropoda
- Epitoniidae
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Cirsotrema sp.
Mörch 1852
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2 individuals | |||||||||
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Scalina trapaquara
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1 individual | |||||||||
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Gastropoda
- Heterostropha
- Ringiculidae
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Ringicula trapaquara
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16 individuals | |||||||||
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Gastropoda
- Heterostropha
- Acteonidae
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Actaeon idoneus
Conrad 1833
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3 individuals | |||||||||
| recombined as Acteon idoneus | ||||||||||
| originally entered as "Acteon idoneus" | ||||||||||
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Gastropoda
- Heterostropha
- Pyramidellidae
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Pyramidella bastropensis
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1 individual | |||||||||
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Pyramidella propeacicula
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2 individuals | |||||||||
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Pyramidella pseudopymaea
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1 individual | |||||||||
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Gastropoda
- Heterostropha
- Architectonicidae
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Pseudomalaxis rotella
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1 individual | |||||||||
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Architectonica elaborata
Conrad 1833
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3 individuals | |||||||||
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Gastropoda
- Heterostropha
- Mathildidae
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Gegania antiquata
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7 individuals | |||||||||
| G. a. striata | ||||||||||
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Gymnolaemata
- Cheilostomata
- Lunulitidae
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Lunulitidae indet.
Lagaaij 1952
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82 individuals | |||||||||
| lunulitid A | ||||||||||
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unclassified
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Niso umbilicata
(Lea 1833)
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6 individuals | |||||||||
| original and current combination Pasithea umbilicata | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Alabama | County: | Choctaw |
| Coordinates: | 31.8° North, 88.3° West (view map) | ||||
| Paleocoordinates: | 32.5° North, 79.4° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | Epoch: | Eocene |
| Stage: | Bartonian | 10 m.y. bin: | Cenozoic 3 |
| *Period: | Tertiary | *Local age/stage: | Claibornian |
| Key time interval: | Bartonian | ||
| Age range of interval: | 41.20000 - 37.71000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
Lithology and environment
| Primary lithology: | glauconitic unlithified marl | ||
| Environment: | offshore | Tectonic setting: | passive margin |
| Geology comments: glauconitic sandy marl | |||
Taphonomy
| Modes of preservation: | body,original aragonite,original calcite |
| Size of fossils: | mesofossils |
Collection methods and comments
| Collection methods: | bulk,mechanical,sieve,field collection |
| Reason for describing collection: | paleoecologic analysis |
| Taxonomic list comments:includes all countable macrofossils | |
Metadata
| Also known as: | ACh-8-c1 | ||
| Database number: | 2421 | ||
| Authorizer: | L. Ivany | Enterer: | L. Ivany |
| Modifier: | J. Sessa | Research group: | GCP,marine invertebrate |
| Created: | 1999-07-03 15:59:21 | Last modified: | 2010-08-10 11:53:26 |
| Access level: | the public | Released: | 1999-07-03 15:59:21 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 72. | L. C. Ivany. 1997. Faunal stability and environmental change in the middle Eocene Gulf Coastal Plain (PhD Thesis, Harvard University). 1-221 [L. Ivany/L. Ivany/A. Clement] |