ACh-13 Lisbon (Eocene of the United States)

Where: Choctaw County, Alabama (31.9° N, 88.3° W: paleocoordinates 33.1° N, 77.1° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Lower Member (Lisbon Formation), Lutetian (47.8 - 41.3 Ma)

• None.

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; unlithified, glauconitic, gray, green, silty, calcareous sandstone

• None.

Size class: mesofossils

Primary reference: L. D. Toulmin. 1977. Stratigraphic Distribution of Paleocene and Eocene Fossils in the Eastern Gulf Coast Region. Geological Survey of Alabama, Monograph 13 1:1-602 [M. Patzkowsky/K. Layou/M. Uhen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 81211: authorized by Arnold Miller, entered by Jocelyn Sessa on 10.06.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Arcida - Arcidae
 Pectinida - Pectinoidae
Chlamys clarkeana Aldrich 1895 scallop
 Pectinida - Anomiidae
Anomia ephippioides Gabb 1860 jingle
 Ostreida - Ostreidae
Cubitostrea smithvillensis Harris 1919 oyster
 Carditida - Crassatellidae
 Carditida - Carditidae
"Venericardia nasuta" = Venericardia (Claibornicardia) nasuta, "? Venericardia densata" = Venericardia (Venericor) densata
"Venericardia nasuta" = Venericardia (Claibornicardia) nasuta Dall 1903 clam
"? Venericardia densata" = Venericardia (Venericor) densata Conrad 1845 clam
Gastropoda
 Neogastropoda - Buccinidae
Pseudoliva vetusta Conrad 1833 true whelk
 Sorbeoconcha - Turritellidae
Turritella nasuta turret shell
1 Turritella nasuta felli
Anthozoa
 Scleractinia - Oculinidae
"Archohelia gardnerae" = Petrophyllia gardnerae
"Archohelia gardnerae" = Petrophyllia gardnerae Vaughan 1941 stony coral