Riverside Park (H-79-11-8) (Eocene to of the United States)

Also known as (H-79-11)

Where: Hinds County, Mississippi (32.3° N, 90.2° W: paleocoordinates 33.2° N, 80.8° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Moodys Branch Formation, Lutetian to Lutetian (47.8 - 33.9 Ma)

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

• bed-level stratigraphic resolution

Environment/lithology: offshore; unlithified, burrowed, argillaceous, calcareous siltstone

• "preservation poor, chalky shells. abundant bryozoans and corals. many otoliths, a few echinoid fragments, vertebrae and abundant crustacean claws."

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 Unpublished M.A. Thesis, University of Texas at Austin 1-140 [T. Hansen/M. Sommers/A. Clement]more details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 1426: authorized by Thor Hansen, entered by Mike Sommers on 13.04.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Echinoidea
  -
Echinoidea indet. Leske 1778 sea urchin
echinoid fragments
unclassified
  -
Vertebrata indet. Lamarck 1801
vertebrae
Gnathostomata
  -
Actinopterygii indet. ray-finned fish
otoliths
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
bryozoans
Bivalvia
  -
Bivalvia indet. Linnaeus 1758 clam
misc. bivalves, 3 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
 Carditida - Carditidae
"Venericardia diversidentata" = Venericardia (Rotundicardia) diversidentata
"Venericardia diversidentata" = Venericardia (Rotundicardia) diversidentata Meyer 1885 clam
 Carditida - Crassatellidae
Bathytormus flexurus Conrad 1854 clam
 Poromyida - Verticordiidae
Verticordia cossmanni Dall 1903 clam
 Pholadida - Corbulidae
 Cardiida - Mactridae
 Cardiida - Kelliellidae
Alveinus minutus Conrad 1865 clam
 Cardiida - Veneridae
Callista annexa Conrad 1865 venus clam
 Lucinida - Lucinidae
"Lucina curta" = Myrtaea (Myrtaea) curta
"Lucina curta" = Myrtaea (Myrtaea) curta Conrad 1865 clam
 Ostreida - Ostreidae
"Ostrea ? vicksburgensis" = Lopha (Lopha) vicksburgensis
"Ostrea ? vicksburgensis" = Lopha (Lopha) vicksburgensis Conrad 1848 oyster
originally entered as "Ostrea ? vicksburgensis"
 Ostreida - Gryphaeidae
? Pycnodonte trigonalis Conrad 1854 oyster
originally entered as "? Pyconodonta trigonalis"
 Ostreida - Pteriidae
Pteria limula Conrad 1833 pearl oyster
vanwinkleae
 Pectinida - Pectinoidae
Eburneopecten scintillatus Conrad 1854 scallop
Chlamys nupera Conrad 1854 scallop
 Arcida - Limopsidae
Limopsis radiata Meyer 1885 clam
Gastropoda
 Sorbeoconcha - Hipponicidae
Hipponix pygmaea hoof shell
Malacostraca
 Decapoda -
Decapoda indet. Latreille 1802 decapod
crustacean claws
Anthozoa
 Scleractinia - Fungiidae
Discotrochus sp. Milne-Edwards 1848 stony coral
 Scleractinia - Dendrophylliidae
Endopachys maclurii Lea 1833 stony coral
 Scleractinia - Flabellidae
Flabellum cuneiforme Lonsdale 1845 stony coral
wailesii