Chickasawhay River (H-80-8-4) (Eocene to of the United States)

Also known as H-80-8

Where: Clarke County, Mississippi (31.9° N, 88.7° W)

• Paleocoordinates: 35.7° N, 70.9° W (Wright 2013)

• 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, sandy, calcareous siltstone

• mixed with clay as well. "fairly good preservation. otoliths, bryozoans and 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 Unpublished M.A. Thesis, University of Texas at Austin 1-140 [T. Hansen/M. Sommers/A. Clement]more details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 1432: authorized by Thor Hansen, entered by Mike Sommers on 13.04.1999, edited by Jocelyn Sessa

Creative Commons license: CC0 (CC0)

Taxonomic list

Gnathostomata
  -
Actinopterygii indet. ray-finned fish
otoliths
Malacostraca
 Decapoda -
Decapoda indet. Latreille 1802 decapod
crustacean claws
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
bryozoans
Gastropoda
 Trochoidea - Solariellidae
Solariella cancellata Conrad 1833 snail
jacksonia
 Heterostropha - Pyramidellidae
Pyramidella meyeri Cossmann 1893 snail
 Heterostropha - Acteonidae
Tornatellaea lata Conrad 1834 snail
 Thecosomata - Cavoliniidae
Clio simplex Meyer 1886 snail
 Opisthobranchiata - Retusidae
 Sorbeoconcha - Capulidae
Capulus americanus Conrad 1854 snail
 Sorbeoconcha - Naticidae
Euspira jacksonensis Harris and Palmer 1947 moon snail
 Sorbeoconcha - Tornidae
 Neogastropoda - Terebridae
Terebra jacksonensis Cooke 1926 auger snail
 Neogastropoda - Fasciolariidae
? Tritonatractus pearlensis Aldrich 1885 snail
originally entered as "? Tritonoatractus pearlensis"
 Sorbeoconcha - Rostellariidae
 Sorbeoconcha - Hipponicidae
Hipponix pygmaea hoof shell
 Cerithioidea - Cerithiidae
Bittium koeneni cerith snail
 Cerithioidea - Turritellidae
"Turritella alveata" = Kapalmerella alveata
"Turritella alveata" = Kapalmerella alveata Conrad 1854 turret shell
 Neotaenioglossa - Calyptraeidae
"Calyptraea aperta" = Calyptraea (Trochita) aperta
"Calyptraea aperta" = Calyptraea (Trochita) aperta Solander 1766 slipper shell
originally entered as "Calyptrea aperta"
Bivalvia
  -
Bivalvia indet. Linnaeus 1758 clam
2 species
 Nuculanida - Nuculanidae
Hilgardia multilineata Conrad 1854 pointed nut clam
Calorhadia mater Meyer 1885 pointed nut clam
 Nuculida - Nuculidae
Nucula smithvillensis Stenzel and Twining 1957 nut clam
"Nucula spheniopsis" = Nucula (Nucula) sphenopsis Conrad 1865 nut clam
 Poromyida - Verticordiidae
Verticordia cossmanni Dall 1903 clam
 Pholadida - Corbulidae
 Cardiida - Kelliellidae
Alveinus minutus Conrad 1865 clam
 Cardiida - Veneridae
Pitar securiformis Conrad 1865 venus clam
Callista annexa Conrad 1865 venus clam
 Cardiida - Mactridae
 Cardiida - Semelidae
? Abra nitens Lea 1833 abra
jacksonia - originally entered as "? Abra nitens"
 Cardiida - Tellinidae
Tellinidae indet. Blainville 1814 tellin clam
Tellinids
 Lucinida - Lucinidae
Lucina ? ozarkana clam
originally entered as "Lucina ? ozarkana"
"Lucina curta" = Myrtaea (Myrtaea) curta Conrad 1865 clam
 Carditida - Astartidae
? Lirodiscus jacksonensis Meyer 1885 clam
originally entered as "? Lirodiscus jacksonensis"
 Carditida - Crassatellidae
 Carditida - Carditidae
"Venericardia diversidentata" = Venericardia (Rotundicardia) diversidentata Meyer 1885 clam
Pleuromeris inflatior clam
jacksonensis
 Pectinida - Pectinoidae
Eburneopecten scintillatus Conrad 1854 scallop
 Ostreida - Pteriidae
Pteria limula Conrad 1833 pearl oyster
vanwinkleae
 Arcida - Limopsidae
Limopsis radiata Meyer 1885 clam
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium sp. Linnaeus 1758 tusk shell
Anthozoa
 Scleractinia - Dendrophylliidae
Endopachys maclurii Lea 1833 stony coral