Techeva Creek (H-79-13-1) (Eocene to of the United States)

Also known as H-79-13-1

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, pyritic, silty, calcareous shale

• "poor-good preservation, some shells are very well worn and pitted or crushed. others are well preserved. common framboidal pyrite lining cavities of the dark grey clay. abundant otoliths and some bryozoans. large Venericardia apodensata also collected from the same horizon."

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 Unpublished M.A. Thesis, University of Texas at Austin 1-140 [T. Hansen/M. Sommers/A. Clement]more details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 1292: authorized by Thor Hansen, entered by Mike Sommers on 08.04.1999, edited by Jocelyn Sessa

Creative Commons license: CC BY (attribution)

Taxonomic list

Gnathostomata
  -
Actinopterygii indet. ray-finned fish
otoliths
Bivalvia
  -
Bivalvia indet. Linnaeus 1758 clam
misc. bivalves, 3 species
 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
vanwinkleae
 Lucinida - Lucinidae
"Lucina curta" = Myrtaea (Myrtaea) curta
"Lucina curta" = Myrtaea (Myrtaea) curta Conrad 1865 clam
 Pholadida - Corbulidae
"Corbula willistoni" = Caryocorbula willistoni Meyer 1885 clam
Corbula densata Conrad 1854 clam
 Cardiida - Kelliellidae
 Cardiida - Mactridae
 Cardiida - Veneridae
Callista annexa Conrad 1865 venus clam
 Cardiida - Tellinidae
Tellinidae indet. Blainville 1814 tellin clam
Tellinids
 Thraciida - Periplomatidae
"Periplora claibornense" = Periploma claibornense
"Periplora claibornense" = Periploma claibornense clam
parvum
 Pholadomyida - Pholadomyidae
Homomya ? hamatoides clam
originally entered as "Horomya ? hamatoides"
 Carditida - Carditidae
"Venericardia diversidentata" = Venericardia (Rotundicardia) diversidentata Meyer 1885 clam
Pleuromeris sp. Conrad 1867 clam
 Carditida - Crassatellidae
 Nuculanida - Nuculanidae
Calorhadia mater Meyer 1885 pointed nut clam
 Nuculanida - Yoldiidae
Yoldia sp. Möller 1842 clam
 Nuculida - Nuculidae
"Nucula sphenopsis" = Nucula (Nucula) sphenopsis
"Nucula sphenopsis" = Nucula (Nucula) sphenopsis Conrad 1865 nut clam
Scaphopoda
 Gadilida - Gadilidae
Cadulus sp. Philippi 1844 tusk shell
Gastropoda
  -
Gastropoda indet. Cuvier 1795 snail
misc. gastropods, 3 species
 Neotaenioglossa - Calyptraeidae
"Calyptraea aperta" = Calyptraea (Trochita) aperta
"Calyptraea aperta" = Calyptraea (Trochita) aperta Solander 1766 slipper shell
originally entered as "Calyptrea aperta"
 Sorbeoconcha - Tornidae
Teinostoma moodiense Harris and Palmer 1947 snail
 Neogastropoda - Olivellidae
Agaronia media Meyer 1885 snail
 Neogastropoda - Volutidae
Bullata semen Lea 1833 volute
jacksonensis
 Neogastropoda - Turridae
Turridae indet. Swainson 1840 turrid
sp. A - originally entered as "Turrid sp."
Turridae indet. Swainson 1840 turrid
sp. B - originally entered as "Turrid sp."
Sinistrella americana Aldrich 1885 turrid
 Neogastropoda - Fasciolariidae
Tritonatractus pearlensis Aldrich 1885 snail
originally entered as "Tritonocatractus pearlensis"
 Neogastropoda - Cancellariidae
Bonellitia jacksonica Cooke 1926 snail
 Cerithioidea - Turritellidae
"Turritella alveata" = Kapalmerella alveata
"Turritella alveata" = Kapalmerella alveata Conrad 1854 turret shell
 Opisthobranchia - Retusidae
 Heterostropha - Architectonicidae
Architectonica sp. Röding 1798 sundial
 Heterostropha - Pyramidellidae
Pyramidella meyeri Cossmann 1893 snail
 Heterostropha - Acteonidae
"Actaeon idoneus" = Acteon idoneus
"Actaeon idoneus" = Acteon idoneus Conrad 1833 snail
originally entered as "Acteon idoneus"
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
bryozoans
Pasithea
  -
"Niso umbilicata" = Pasithea umbilicata
"Niso umbilicata" = Pasithea umbilicata Lea 1833