Techeva Creek (H-79-12-5) (Eocene to of the United States)

Also known as H-79-12-5

Where: Yazoo County, Mississippi (33.0° N, 90.2° W: paleocoordinates 33.9° N, 80.7° W)

• coordinate based on political unit

• 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, silty, calcareous shale

• "fair preservation. abundant echinoid fragments. bryozoans also present (Lunites)."

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 Unpublished M.A. Thesis, University of Texas at Austin 1-140 [T. Hansen/M. Sommers/A. Clement]more details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 1290: authorized by Thor Hansen, entered by Mike Sommers on 08.04.1999, edited by Jocelyn Sessa

Creative Commons license: CC BY (attribution)

Taxonomic list

 Nuculanida - Nuculanidae
Calorhadia mater Meyer 1885 pointed nut clam
Nuculana spheniopsis pointed nut clam
 Pholadida - Corbulidae
Caestocorbula wailesiana clam
originally entered as "Caestcorbula wailesiana"
Corbula sp. Bruguière 1789 clam
Corbula densata Conrad 1854 clam
 Cardiida - Semelidae
? Abra nitens Lea 1833 abra
jacksonia - originally entered as "? Abra nitens"
 Cardiida - Tellinidae
Tellinidae indet. Blainville 1814 tellin clam
 Cardiida - Veneridae
Callista annexa Conrad 1865 venus clam
 Cardiida - Ungulinidae
Diplodonta ungulina Conrad 1833 clam
 Cardiida - Kelliellidae
Alveinus minutus Conrad 1865 clam
 Cardiida - Mactridae
 Lucinida - Lucinidae
"Lucina curta" = Myrtaea (Myrtaea) curta
"Lucina curta" = Myrtaea (Myrtaea) curta Conrad 1865 clam
 Carditida - Crassatellidae
 Carditida - Astartidae
Lirodiscus jacksonensis Meyer 1885 clam
 Carditida - Carditidae
Pleuromeris inflator clam
 Arcida - Glycymerididae
"Glycymeris idoneus" = Glycymeris idonea
"Glycymeris idoneus" = Glycymeris idonea Conrad 1865 clam
 Pectinida - Pectinoidae
Eburneopecten scintillatus Conrad 1854 scallop
 Ostreida - Pteriidae
Pteria limula Conrad 1833 pearl oyster
 Gadilida - Gadilidae
Cadulus sp. Philippi 1844 tusk shell
Gastropoda indet. Cuvier 1795 snail
misc. gastropods, 1 species
 Cerithioidea - Turritellidae
"Turritella alveata" = Kapalmerella alveata Conrad 1854 turret shell
Turritella sp. Lamarck 1799 turret shell
Turritella ? perdita Conrad 1865 turret shell
originally entered as "Turritella ? perdita"
 Sorbeoconcha - Hipponicidae
 Neotaenioglossa - Calyptraeidae
"Calyptraea aperta" = Calyptraea (Trochita) aperta
"Calyptraea aperta" = Calyptraea (Trochita) aperta Solander 1766 slipper shell
originally entered as "Calyptrea aperta"
Bryozoa indet. Ehrenberg 1831
bryozoans (Lunites)
Echinoidea indet. Leske 1778 sea urchin
echinoid fragments
 Scleractinia - Dendrophylliidae
Endopachys maclurii Lea 1833 stony coral