Conecuh (76-53-2a)-Bulk 1 (Eocene to of the United States)

Where: Covington County, Alabama (31.3° N, 86.6° W: paleocoordinates 32.8° N, 73.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Tallahatta Formation (Claiborne Group), Ypresian to Ypresian (56.0 - 41.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; unlithified sandstone

• Sand 2 - sand, Cubitostrea perplicata bed with diverse fauna. Lower contact is gradational with small shell hash.

Size class: mesofossils

Reposited in the YPM

Collection methods: bulk, sieve,

Primary reference: T. A. Hansen. 1978. Ecological control of evolutionary rates in Paleocene - Eocene marine molluscs. Ph.D. Thesis, Yale University 1-310 [T. Hansen/M. Sommers/A. Clement]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 83757: authorized by Arnold Miller, entered by Jocelyn Sessa on 29.08.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Bivalvia
 Nuculida - Nuculidae
Nucula sp.
Nucula sp. Lamarck 1799 nut clam
MNI 16
 Nuculanida - Nuculanidae
Nuculana cf. multilineata
Nuculana cf. multilineata pointed nut clam
 Ostreida - Ostreidae
"Alectryonia johnsoni" = Ostrea (Alectryonia), Cubitostrea perplicata
"Alectryonia johnsoni" = Ostrea (Alectryonia) oyster
MNI 7
Cubitostrea perplicata Dall 1898 oyster
MNI 100
 Arcida - Arcidae
Pachecoa catonis, Barbatia ludoviciana
Pachecoa catonis clam
MNI 1
 Carditida - Carditidae
Venericardia sp., Venericardia cookei
Venericardia sp. Lamarck 1801 clam
MNI 18
Venericardia cookei Gardner and Bowles 1939 clam
MNI 14
 Carditida - Crassatellidae
Crassatella sp.
Crassatella sp. Lamarck 1799 clam
MNI 2
 Cardiida - Tellinidae
Tellina leana
Tellina leana tellin clam
MNI 1
 Cardiida - Mactridae
Spisula sp.
Spisula sp. Gray 1837 clam
MNI 2
 Cardiida - Veneridae
Pitar sp.
Pitar sp. Römer 1857 venus clam
MNI 1
 Pholadida - Corbulidae
Corbula extenuata, "Caryocorbula alabamiensis" = Corbula (Caryocorbula) alabamiensis
Corbula extenuata Dall 1898 clam
MNI 17
"Caryocorbula alabamiensis" = Corbula (Caryocorbula) alabamiensis Lea 1833 clam
MNI 1
 Lucinida - Lucinidae
"Eomiltha sp." = Gibbolucina (Eomiltha), ? Anodontia sp.
"Eomiltha sp." = Gibbolucina (Eomiltha) Cossmann 1912 clam
MNI 2
? Anodontia sp. Link 1807 clam
MNI 1
Gastropoda
 Sorbeoconcha - Naticidae
Naticidae indet., Sinum declive
Naticidae indet. Guilding 1834 moon snail
MNI 6
Sinum declive Conrad 1833 moon snail
 Cerithioidea - Turritellidae
Mesalia cf. vetusta, Turritella cf. carninata
Mesalia cf. vetusta Conrad 1833 turret shell