Also known as ACh-8-a
Where: Choctaw County, Alabama (31.8° N, 88.3° W: paleocoordinates 32.5° N, 79.4° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Upper Member (Lisbon Formation), Bartonian (41.3 - 38.0 Ma)
• at/near base of upper Lisbon Fm
correlates roughly with ACl-3a
• bed-level stratigraphic resolution
Environment/lithology: marine; unlithified, glauconitic marl
contains some organic woody debris
Size class: mesofossils
Preservation: original aragonite, original calcite, original phosphate
Collection methods: bulk, mechanical, sieve,
Primary reference: 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]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 2418: authorized by Linda Ivany, entered by Linda Ivany on 03.07.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
Gymnolaemata | |
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Bivalvia | |
Bivalvia indet. Linnaeus 1758 clam
Bivalvia sp. Linnaeus 1758 clam | |
Calorhadia semenoides pointed nut clam
Calorhadia bella pointed nut clam
Nuculana trumani pointed nut clam | |
"Nucula magnifica" = Nucula (Nucula) magnifica
"Nucula magnifica" = Nucula (Nucula) magnifica Conrad 1833 nut clam | |
"Venericardia rotunda" = Venericardia (Rotundicardia) rotunda, "Venericardia planicosta" = Venericor planicosta
"Venericardia rotunda" = Venericardia (Rotundicardia) rotunda Lea 1833 clam
"Venericardia planicosta" = Venericor planicosta Lamarck 1801 clam | |
Vokesula smithvillensis, "Caryocorbula alabamiensis" = Corbula (Caryocorbula) alabamiensis
Vokesula smithvillensis Harris 1919 clam
"Caryocorbula alabamiensis" = Corbula (Caryocorbula) alabamiensis Lea 1833 clam | |
Egerella limatula clam | |
Tellina leana, "Tellina papyria" = Tellina (Eurytellina) papyria, Macoma sp., "Tellina raveneli" = Tellina (Arcopagia) raveneli
Tellina leana tellin clam
"Tellina papyria" = Tellina (Eurytellina) papyria Conrad 1833 tellin clam
Macoma sp. Leach 1819 tellin clam
"Tellina raveneli" = Tellina (Arcopagia) raveneli Conrad 1846 tellin clam | |
"Mactropsis aequorea" = Erycina aequorea
"Mactropsis aequorea" = Erycina aequorea Conrad 1833 clam | |
Diplodonta ungulina Conrad 1833 clam | |
Katherinella trinitatis Stenzel et al. 1957 venus clam
Callista perovata Conrad 1833 venus clam | |
Epilucina rotunda clam
Linga pomilia Conrad 1833 clam | |
Cubitostrea sellaeformis Conrad 1832 oyster | |
Pteria limula Conrad 1833 pearl oyster | |
Eburneopecten sp. Conrad 1865 scallop | |
Barbatia rhomboidella Lea 1833 clam
Pachecoa sp. Harris 1919 clam | |
Glycymeris trigonella Conrad 1833 clam | |
Scaphopoda | |
Cadulus sp. Philippi 1844 tusk shell | |
Gastropoda | |
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Retusa galba snail | |
Ringicula trapaquara snail | |
"Actaeon pomilius" = Acteon, "Actaeon idoneus" = Acteon idoneus
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Architectonica elaborata, "Architectonica scrobiculata" = Patulaxis scrobiculata
Architectonica elaborata Conrad 1833 sundial
"Architectonica scrobiculata" = Patulaxis scrobiculata Conrad 1833 snail | |
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"Skena pignus" = Skenea pignus
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Diodora sp. Gray 1821 snail | |
Balcis notata snail | |
Crepidula lirata Conrad 1833 slipper shell
Crepidula dumosa Conrad 1834 slipper shell
"Calyptraea aperta" = Calyptraea (Trochita) aperta Solander 1766 slipper shell | |
Cirsotrema sp. Mörch 1852 wentletrap | |
Calyptraphorus velatus Conrad 1833 snail C. v. nodovelatus - originally entered as "Calyptraphorus velatus"
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"Ficopsis penita" = Ficus
"Ficopsis penita" = Ficus fig shell | |
Ancilla staminea Conrad 1832 olive snail | |
Murex fusates, "Murex mantelli" = Murexiella (Murexiella) mantelli
Murex fusates murex snail
"Murex mantelli" = Murexiella (Murexiella) mantelli Conrad 1834 murex snail | |
Athleta haleanus volute
Athleta lisbonensis volute
"Athleta petrosus" = Athleta petrosa Conrad 1833 volute
Bullata semen Lea 1833 volute | |
Bonellitia bastropensis, Bonellitia sp., Trigonostoma panones, Trigonostoma gemmatum, Trigonostoma babylonicum
Bonellitia bastropensis snail
Trigonostoma gemmatum Conrad 1833 snail
Trigonostoma babylonicum Lea 1833 snail | |
Fusimitra polita mitre shell | |
Penion bellus Conrad 1833 true whelk
Buccitriton texanum true whelk
Terebrifusus multiplicatus true whelk
Pseudoliva vetusta Conrad 1833 true whelk | |
Latirus plicatus snail | |
Levifusus mortonii snail | |
Glyptotoma conradiana cone shell | |
Cochlespira engonata Conrad 1865 snail | |
Microdrillia sp. Casey 1903 snail | |
"Protosurcula gabbi" = Protosurcula gabbii, Trypanotoma longispira, Eosurcula lesueurii, Eosurcula moorei, Michela trabeatoides, Eopleurotoma lisboncola
"Protosurcula gabbi" = Protosurcula gabbii Conrad 1865 turrid
Trypanotoma longispira turrid
Eosurcula lesueurii turrid
Eosurcula moorei Gabb 1860 turrid
Michela trabeatoides Harris 1895 turrid
Eopleurotoma lisboncola turrid | |
Hastula houstonia auger snail | |
Hipponix pygmaeus hoof shell | |
Vitrinella sp. Adams 1850 snail
Cyclostremiscus exacuus snail | |
Naticidae indet. Guilding 1834 moon snail
Sinum inconstans moon snail
Sinum declive Conrad 1833 moon snail
Sinum bilix Conrad 1833 moon snail | |
Capulus sp. Monfort 1810 snail | |
"Ampullella recurva" = Ampullina
"Ampullella recurva" = Ampullina snail | |
Mesalia vetusta Conrad 1833 turret shell | |
Anthozoa | |
Balanophyllia haleana Milne-Edwards and Haime 1848 stony coral originally entered as "Ballanophyllia haleana"
Endopachys maclurii Lea 1833 stony coral | |
Turbinolia pharetra Lea 1833 stony coral | |
Pasithea | |
"Niso umbilicata" = Pasithea umbilicata
"Niso umbilicata" = Pasithea umbilicata Lea 1833 |