Montgomery Landing (H-76-75-4) (Eocene of the United States)

Also known as H-76-75

Where: Winn County, Louisiana (32.2° N, 92.1° W: paleocoordinates 33.2° N, 83.2° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Moodys Branch Formation, Bartonian (41.3 - 38.0 Ma)

• "Late Lutetian - Early Priabonian" (T. Hansen, pers. comm.)

•age after Stringer (2016)

• bed-level stratigraphic resolution

Environment/lithology: offshore; unlithified, burrowed, glauconitic, silty, calcareous shale

• "abundant otoliths present with crustacean claws, worm tubes and bryozoa. preservation of shells is poor, very chalky."

Size class: macrofossils

Collection methods: bulk, mechanical, sieve,

Primary reference: 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 Unpublished M.A. Thesis, University of Texas at Austin 1-140 [T. Hansen/M. Sommers/A. Clement]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 1415: authorized by Thor Hansen, entered by Mike Sommers on 13.04.1999, edited by Jocelyn Sessa

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Sorbeoconcha - Hipponicidae
Bivalvia
  -
Bivalvia indet. Linnaeus 1758 clam
misc. bivalves, 2 species
 Nuculanida - Nuculanidae
Hilgardia multilineata Conrad 1854 pointed nut clam
 Nuculida - Nuculidae
"Nucula spheniopsis" = Nucula (Nucula) sphenopsis
"Nucula spheniopsis" = Nucula (Nucula) sphenopsis Conrad 1865 nut clam
 Poromyida - Verticordiidae
Verticordia cossmanni Dall 1903 clam
 Pholadomyida - Pholadomyidae
? Homomya hamatoides clam
originally entered as "? Horomya hamatoides"
 Pholadida - Corbulidae
 Cardiida - Kelliellidae
"Kelliella boetgeri" = Kelliella boettgeri, Alveinus minutus
"Kelliella boetgeri" = Kelliella boettgeri clam
Alveinus minutus Conrad 1865 clam
 Lucinida - Lucinidae
"Lucina curta" = Myrtaea (Myrtaea) curta
"Lucina curta" = Myrtaea (Myrtaea) curta Conrad 1865 clam
 Carditida - Crassatellidae
Bathytormus flexurus Conrad 1854 clam
 Carditida - Carditidae
Pleuromeris inflatior clam
jacksonensis
"Venericardia diversidentata" = Venericardia (Rotundicardia) diversidentata Meyer 1885 clam
 Pectinida - Pectinoidae
Eburneopecten scintillatus Conrad 1854 scallop
 Ostreida - Ostreidae
Ostrea sp. Linnaeus 1758 oyster
Anthozoa
 Scleractinia - Fungiidae
Discotrochus sp. Milne-Edwards 1848 stony coral
 Scleractinia - Dendrophylliidae
Endopachys maclurii Lea 1833 stony coral
 Scleractinia - Flabellidae
"Flabellum cuniforme" = Flabellum cuneiforme
"Flabellum cuniforme" = Flabellum cuneiforme Lonsdale 1845 stony coral