Montgomery Landing (H-76-75-2): Bartonian, Louisiana
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Jonus tortilis
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3 specimens | |||||||||
Flabellum cuneifome
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12 specimens | |||||||||
wailesii | ||||||||||
Anthozoa
- Scleractinia
- Dendrophylliidae
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Balanophyllia irrorata
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2 specimens | |||||||||
Endopachys maclurii
(Lea 1833)
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4 specimens | |||||||||
Anthozoa
- Scleractinia
- Fungiidae
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Discotrochus sp.
Milne-Edwards 1848
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9 specimens | |||||||||
Chondrichthyes
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Chondrichthyes indet.
Huxley 1880
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shark teeth | ||||||||||
Malacostraca
- Decapoda
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Decapoda indet.
Latreille 1802
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crab claws | ||||||||||
unclassified
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Bryozoa indet.
Ehrenberg 1831
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bryozoans | ||||||||||
Scaphopoda
- Gadilida
- Gadilidae
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Cadulus sp.
Philippi 1844
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7 specimens | |||||||||
Bivalvia
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Bivalvia indet.
Linnaeus 1758
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6 specimens | |||||||||
misc. bivalves, 3 species | ||||||||||
Bivalvia
- Nuculanida
- Nuculanidae
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Nuculana sp.
Link 1807
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2 specimens | |||||||||
Hilgardia multilineata
Conrad 1854
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16 specimens | |||||||||
Bivalvia
- Nuculida
- Nuculidae
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Nucula spheniopsis
(Conrad 1865)
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6 specimens | |||||||||
recombined as Nucula (Nucula) sphenopsis | ||||||||||
Bivalvia
- Pectinida
- Pectinidae
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Eburneopecten scintillatus
(Conrad 1854)
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13 specimens | |||||||||
? Chlamys nupera
Conrad 1854
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1 specimen | |||||||||
originally entered as "? Chlamys nupera" | ||||||||||
Bivalvia
- Arcida
- Limopsidae
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Limopsis radiata
Meyer 1885
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6 specimens | |||||||||
Bivalvia
- Arcida
- Arcidae
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Barbatia ludoviciana
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29 specimens | |||||||||
Bivalvia
- Pholadida
- Corbulidae
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Caestocorbula wailesiana
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245 specimens | |||||||||
Corbula densata
Conrad 1854
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201 specimens | |||||||||
(Caryocorbula) | ||||||||||
Bivalvia
- Cardiida
- Tellinidae
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Tellinidae indet.
Blainville 1814
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7 specimens | |||||||||
Tellinids | ||||||||||
Bivalvia
- Cardiida
- Semelidae
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Abra nitens
(Lea 1833)
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3 specimens | |||||||||
original and current combination Egeria nitens | ||||||||||
jacksonica | ||||||||||
Bivalvia
- Cardiida
- Mactridae
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Spisula jacksonensis
()
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4 specimens | |||||||||
Bivalvia
- Cardiida
- Kelliellidae
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Kelliella boettgeri
()
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2 specimens | |||||||||
Alveinus minutus
Conrad 1865
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258 specimens | |||||||||
Bivalvia
- Poromyida
- Verticordiidae
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Verticordia cossmanni
Dall 1903
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1 specimen | |||||||||
Bivalvia
- Lucinida
- Lucinidae
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Lucina curta
(Conrad 1865)
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27 specimens | |||||||||
recombined as Myrtaea (Myrtaea) curta | ||||||||||
Bivalvia
- Carditida
- Crassatellidae
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Crassinella pygmaea
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3 specimens | |||||||||
Bathytormus flexurus
Conrad 1854
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29 specimens | |||||||||
Bivalvia
- Carditida
- Carditidae
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Pleuromeris sp.
Conrad 1867
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2 specimens | |||||||||
Pleuromeris inflatior
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1 specimen | |||||||||
Venericardia diversidentata
Meyer 1885
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33 specimens | |||||||||
recombined as Venericardia (Rotundicardia) diversidentata | ||||||||||
Gastropoda
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Gastropoda indet.
Cuvier 1795
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9 specimens | |||||||||
misc. gastropods, 3 species | ||||||||||
Gastropoda
- Naticidae
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Euspira jacksonensis
Harris and Palmer 1947
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8 specimens | |||||||||
Natica permunda
Conrad 1854
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16 specimens | |||||||||
Gastropoda
- Hipponicidae
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Hipponix pygmaea
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25 specimens | |||||||||
= Hipponix pygmaeus
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Palmer and Brann 1965 | |||||||||
Gastropoda
- Neogastropoda
- Volutidae
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Athleta symmetricus
Conrad 1854
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2 specimens | |||||||||
Gastropoda
- Neogastropoda
- Clathurellidae
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Eoclathurella obesula
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1 specimen | |||||||||
Gastropoda
- Neogastropoda
- Buccinidae
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Pseudoliva vetusta
(Conrad 1833)
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1 specimen | |||||||||
original and current combination Monoceros vetusta | ||||||||||
perspectiva | ||||||||||
Gastropoda
- Neogastropoda
- Fasciolariidae
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Tritonatractus pearlensis
Aldrich 1885
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11 specimens | |||||||||
originally entered as "Tritonoatractus pearlensis" | ||||||||||
Gastropoda
- Neogastropoda
- Columbellidae
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? Mitrella parva
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2 specimens | |||||||||
originally entered as "? Mitrella parva" | ||||||||||
Gastropoda
- Capulidae
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Capulus americanus
Conrad 1854
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8 specimens | |||||||||
Gastropoda
- Eulimidae
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? Melanella jacksonensis
(de Gregorio 1890)
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1 specimen | |||||||||
original and current combination Eulima aciculata jacksonensis | ||||||||||
originally entered as "? Melanella jacksonensis" | ||||||||||
Gastropoda
- Turritellidae
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Turritella alveata
Conrad 1854
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2 specimens | |||||||||
recombined as Kapalmerella alveata | ||||||||||
Turritella perdita
Conrad 1865
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9 specimens | |||||||||
Gastropoda
- Neotaenioglossa
- Calyptraeidae
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Calyptraea aperta
(Solander 1766)
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6 specimens | |||||||||
recombined as Calyptraea (Trochita) aperta | ||||||||||
originally entered as "Calyptrea aperta" | ||||||||||
Gastropoda
- Skeneidae
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Solariorbis subangulatus
(Meyer 1886)
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1 specimen | |||||||||
original and current combination Adeorbis subangulatus | ||||||||||
originally entered as "Solariorbus subangulatus" | ||||||||||
Gastropoda
- Heterostropha
- Acteonidae
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Actaeon idoneus
Conrad 1833
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1 specimen | |||||||||
recombined as Acteon idoneus | ||||||||||
originally entered as "Acteon idoneus" | ||||||||||
Gastropoda
- Heterostropha
- Architectonicidae
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Architectonica ? bellistriata
Conrad 1854
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1 specimen | |||||||||
originally entered as "Architectonica ? bellistriata" | ||||||||||
Architectonica ? acuta
Conrad 1854
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2 specimens | |||||||||
originally entered as "Architectonica ? acuta" | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Louisiana | County: | Winn |
Coordinates: | 32.2° North, 92.1° West (view map) | ||||
Paleocoordinates: | 33.2° North, 83.2° 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 | ||
*International age/stage: | Lutetian - Priabonian | ||
Key time interval: | Bartonian | ||
Age range of interval: | 41.20000 - 37.71000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Geological group: | Jackson | Formation: | Moodys Branch | ||
Local section: | H-76-75 | Local bed: | 2 | ||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: "Late Lutetian-Early Priabonian"
age after Stringer (2016) |
Lithology and environment
Primary lithology: | burrows unlithified argillaceous,calcareous siltstone | ||
Environment: | offshore | Tectonic setting: | passive margin |
Geology comments: "Bryozoa, crab claws, sharks teeth also present. Sponge borings evident. Very good preservation; some glauconized, worn shell fragments." |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | bulk,mechanical,sieve,field collection |
Reason for describing collection: | paleoecologic analysis |
Metadata
Also known as: | H-76-75 | ||
Database number: | 1413 | ||
Authorizer: | T. Hansen, J. Sessa | Enterer: | M. Sommers, J. Sessa |
Modifier: | M. Uhen | Research group: | marine invertebrate |
Created: | 1999-04-13 09:44:40 | Last modified: | 2020-05-01 11:52:01 |
Access level: | the public | Released: | 1999-04-13 09:44:40 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
39. | S. R. Elder. 1981. Fossil assemblages of a marine transgressive sand, Moody''s Branch Formation (Upper Eocene), Louisiana and Mississippi. Unpublished M.A. Thesis, University of Texas at Austin 1-140 [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] |