ACl-4 (Cocoa Sand): Priabonian, Alabama

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Arthopoda indet.
1 specimen
crab carapace
Bivalvia - Ostreida - Ostreidae
Ostrea sp. Linnaeus 1758
1 specimen
originally entered as "Ostrea spp."
Bivalvia - Pectinida - Pectinidae
Chlamys spillmani
10 specimens
Bivalvia - Carditida - Carditidae
Venericardia sp. Lamarck 1801
1 specimen
originally entered as "Venericardia spp."
Gastropoda - Neogastropoda - Conidae
Conus tortilis (Conrad 1854)
1 specimen
synonym of Conus sauridens
Echinoidea - Clypeasteroida - Protoscutellidae
Periarchus pileussinensis (Ravenel 1844)
8 specimens
Periarchus lyelli pileussinensis
Echinoidea - Spatangoida - Brissidae
Plagiobrissus dixie Cooke 1942
1 specimen
Echinoidea - Spatangoida - Schizasteridae
Schizaster armiger Clark and Twitchell 1915
1 specimen
recombined as Paraster armiger
see common names

Geography
Country:United States State/province:Alabama County:Clarke
Coordinates: 31.5° North, 87.8° West (view map)
Paleocoordinates:31.9° North, 80.0° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period:Paleogene Epoch:Eocene
Stage:Priabonian 10 m.y. bin:Cenozoic 3
*Period:Tertiary
Key time interval:Priabonian
Age range of interval:38.00000 - 33.90000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Geological group:Jackson Formation:Yazoo Clay Member:Cocoa Sand
Stratigraphic resolution:group of beds
Stratigraphy comments: supposedly "Bartonian"; stage assignment based on Baum et al. 1994; Section ACl-4
Lithology and environment
Primary lithology: unlithified sandstone
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:3540
Authorizer:M. Patzkowsky Enterer:K. Layou
Modifier:L. Eccles Research group:GCP,marine invertebrate
Created:1999-08-04 12:17:20 Last modified:2010-10-04 08:42:05
Access level:the public Released:1999-08-04 12:17:20
Creative Commons license:CC BY
Reference information

Primary reference:

124. 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/P. Mannion]