Bunker Hill (H-79-10-1): Lutetian - Priabonian, Louisiana

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Anthozoa - Scleractinia - Flabellidae
Flabellum cuneiforme (Lonsdale 1845)
9 specimens
Anthozoa - Scleractinia - Dendrophylliidae
Balanophyllia irrorata
2 specimens
Endopachys maclurii (Lea 1833)
2 specimens
Gastropoda
Gastropoda indet. Cuvier 1795
6 specimens
misc. gastropods, 6 species
Gastropoda - Skeneidae
Solariorbis subangulatus (Meyer 1886)
1 specimen
original and current combination Adeorbis subangulatus
originally entered as "Solariorbus subangulatus"
Gastropoda - Neotaenioglossa - Calyptraeidae
Calyptraea aperta (Solander 1766)
3 specimens
recombined as Calyptraea (Trochita) aperta
originally entered as "Calyptrea aperta"
Gastropoda - Cerithiidae
Bittium koeneni
2 specimens
Gastropoda - Turritellidae
Turritella alveata Conrad 1854
20 specimens
recombined as Kapalmerella alveata
Gastropoda - Neogastropoda - Buccinidae
? Terebrifusus sp. Conrad 1865
1 specimen
originally entered as "? Terebrifusus sp."
Gastropoda - Neogastropoda - Fasciolariidae
Tritonatractus pearlensis Aldrich 1885
7 specimens
Dolicholatirus leaensis Harris 1897
1 specimen
Gastropoda - Neogastropoda - Conidae
Conus tortilus Conrad 1854
1 specimen
synonym of Conus sauridens
Gastropoda - Neogastropoda - Borsoniidae
Microdrillia ouchitae Harris 1937
1 specimen
    = Microdrillia ouachitae
Palmer and Brann 1965
Gastropoda - Neogastropoda - Turridae
Coronia nodulina Casey 1904
2 specimens
Gastropoda - Neogastropoda - Turbinellidae
Vasum humerosum
1 specimen
Gastropoda - Neogastropoda - Volutidae
Lapparia dumosa (Conrad 1854)
1 specimen
recombined as Mitra (Lapparia) dumosa
Athleta symmetricus Conrad 1854
2 specimens
Gastropoda - Capulidae
Capulus americanus Conrad 1854
3 specimens
Gastropoda - Naticidae
Euspira jacksonensis Harris and Palmer 1947
1 specimen
Sinum jacksonense
1 specimen
Natica permunda Conrad 1854
6 specimens
Gastropoda - Hipponicidae
Hipponix pygmaea
7 specimens
Gastropoda - Heterostropha - Pyramidellidae
Turbonilla ? major Meyer 1887
1 specimen
originally entered as "Turbonilla ? major"
Gastropoda - Heterostropha - Architectonicidae
Architectonica sp. Röding 1798
1 specimen
Gastropoda - Opisthobranchia - Cylichnidae
Cylichnella bitruncata (Meyer 1886)
1 specimen
original and current combination Buila bitruncata
Gastropoda - Opisthobranchia - Retusidae
Retusa jacksonensis
1 specimen
Bivalvia
Bivalvia indet. Linnaeus 1758
4 specimens
misc. bivalves, 4 species
Bivalvia - Arcida - Glycymerididae
Glycymeris ? idonea (Conrad 1865)
11 specimens
original and current combination Axinea idonea
originally entered as "Glycymeris ? idonea"
Bivalvia - Arcida - Limopsidae
Limopsis radiata Meyer 1885
16 specimens
Bivalvia - Pectinida - Pectinidae
Eburneopecten scintillatus (Conrad 1854)
19 specimens
Chlamys nupera Conrad 1854
3 specimens
Bivalvia - Ostreida - Pteriidae
Pteria limula Conrad 1833
1 specimen
Bivalvia - Lucinida - Lucinidae
Lucina curta (Conrad 1865)
44 specimens
recombined as Myrtaea (Myrtaea) curta
Bivalvia - Pholadida - Corbulidae
Caestocorbula wailesiana
104 specimens
Corbula densata Conrad 1854
42 specimens
(Caryocorbula)
Bivalvia - Cardiida - Kelliellidae
Alveinus minutus Conrad 1865
254 specimens
Bivalvia - Cardiida - Tellinidae
Tellinidae indet. Blainville 1814
6 specimens
Tellinids
Bivalvia - Carditida - Astartidae
Lirodiscus jacksonensis Meyer 1885
4 specimens
Bivalvia - Carditida - Carditidae
Venericardia diversidentata Meyer 1885
57 specimens
recombined as Venericardia (Rotundicardia) diversidentata
Venericardia apodensata
1 specimen
Bivalvia - Carditida - Crassatellidae
Crassinella pygmaea
7 specimens
Bathytormus flexurus Conrad 1854
24 specimens
Bivalvia - Nuculida - Nuculidae
Nucula spheniopsis (Conrad 1865)
9 specimens
recombined as Nucula (Nucula) sphenopsis
Bivalvia - Nuculanida - Nuculanidae
Hilgardia multilineata Conrad 1854
18 specimens
Scaphopoda - Dentaliida - Dentaliidae
? Dentalium sp. Linnaeus 1758
1 specimen
originally entered as "? Dentalium sp."
Malacostraca - Decapoda
Decapoda indet. Latreille 1802
crab claws
Echinoidea
Echinoidea indet. (Leske 1778)
echinoid fragments
Chondrichthyes
Chondrichthyes indet. Huxley 1880
1 specimen
shark tooth
Actinopterygii
Actinopterygii indet. Cope 1887
otoliths
see common names

Geography
Country:United States State/province:Louisiana County:Caldwell
Coordinates: 32.0° North, 92.0° West (view map)
Paleocoordinates:33.1° North, 82.7° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period:Paleogene Epoch:Eocene
*Period:Tertiary
*International age/stage:Lutetian - Priabonian
Key time interval:Lutetian - Priabonian
Age range of interval:47.80000 - 33.90000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Moodys Branch
Local section:H-79-10 Local bed:1
Stratigraphic resolution:bed
Stratigraphy comments: "Late Lutetian - Early Priabonian" (T. Hansen, pers. comm.)
Lithology and environment
Primary lithology:burrows unlithified argillaceous,calcareous siltstone
Environment:offshore Tectonic setting:passive margin
Geology comments: "abundant otoliths, crab claws. one shark tooth. fairly good preservation, some of the large specimens are worn. echinoid fragments and large worn pebbles also present."
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:H-79-10
Database number:1417
Authorizer:T. Hansen, J. Sessa Enterer:M. Sommers, J. Sessa
Modifier:J. Alroy Research group:marine invertebrate
Created:1999-04-13 14:21:35 Last modified:2006-09-14 19:56:40
Access level:the public Released:2000-11-20 13:53:11
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]