Techeva Creek (H-79-12-2) (Eocene to of the United States)

Also known as H-79-12-2

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, argillaceous, calcareous siltstone

• "fair preservation. bryozoans, otoliths and vertebrae also present in sample. articulated G. idoneus and P. inflator."

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 Unpublished M.A. Thesis, University of Texas at Austin 1-140 [T. Hansen/M. Sommers/A. Clement]more details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 1287: authorized by Thor Hansen, entered by Mike Sommers on 08.04.1999, edited by Jocelyn Sessa

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Vertebrata indet. Lamarck 1801
vertebrae
Gnathostomata
  -
Actinopterygii indet. ray-finned fish
otoliths
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
bryozoans
Bivalvia
 Ostreida - Pteriidae
Pteria limula Conrad 1833 pearl oyster
vanwinkleae
 Pectinida - Pectinoidae
Eburneopecten scintillatus Conrad 1854 scallop
 Arcida - Glycymerididae
"Glycymeris idoneus" = Glycymeris idonea
"Glycymeris idoneus" = Glycymeris idonea Conrad 1865 clam
originally entered as "Glycymerus idoneus"
 Carditida - Crassatellidae
 Carditida - Carditidae
"Venericardia diversidentata" = Venericardia (Rotundicardia) diversidentata Meyer 1885 clam
Pleuromeris sp. Conrad 1867 clam
Pleuromeris inflator clam
jacksonensis
 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 - Ungulinidae
Diplodonta ungulina Conrad 1833 clam
yazoocola
 Cardiida - Veneridae
Pitar securiformis Conrad 1865 venus clam
Callista annexa Conrad 1865 venus clam
 Cardiida - Kelliellidae
 Cardiida - Mactridae
 Cardiida - Semelidae
? Abra nitens Lea 1833 abra
jacksonia - originally entered as "? Abra nitens"
 Cardiida - Tellinidae
Tellinidae indet. Blainville 1814 tellin clam
 Thraciida - Periplomatidae
 Nuculanida - Nuculanidae
Nuculana sp. Link 1807 pointed nut clam
Calorhadia mater Meyer 1885 pointed nut clam
(Calorhadia)
Calorhadia albirupina 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
 Sorbeoconcha - Rostellariidae
 Neogastropoda - Turridae
Turridae indet. Swainson 1840 turrid
sp. B - originally entered as "Turrid sp."
Coronia nodulina Casey 1904 turrid
 Neogastropoda - Buccinidae
Pseudoliva vetusta Conrad 1833 true whelk
perspectiva
 Neogastropoda - Olivellidae
Agaronia media Meyer 1885 snail
 Sorbeoconcha - Tornidae
 Sorbeoconcha - Naticidae
Natica permunda Conrad 1854 moon snail
Euspira jacksonensis Harris and Palmer 1947 moon snail
 Cerithioidea - Turritellidae
"Turritella alveata" = Kapalmerella alveata, "Turritella arenicola" = Kapalmerella arenicola, Mesalia vetusta, Turritella perdita
"Turritella alveata" = Kapalmerella alveata Conrad 1854 turret shell
"Turritella arenicola" = Kapalmerella arenicola Conrad 1865 turret shell
Mesalia vetusta Conrad 1833 turret shell
Turritella perdita Conrad 1865 turret shell
 Heterostropha - Pyramidellidae
Pyramidella meyeri Cossmann 1893 snail
 Opisthobranchia - Retusidae