MGS #98b: Rupelian, Mississippi

List of taxa
Where & when
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Pectinida - Pectinidae
Pecten byramensis
A category
100+ valves collected
see common names

Country:United States State/province:Mississippi County:Rankin
Coordinates: 32.3° North, 90.0° West (view map)
Paleocoordinates:32.6° North, 83.5° West
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Period:Paleogene Epoch:Oligocene
Stage:Rupelian 10 m.y. bin:Cenozoic 4
*Period:Early/Lower Tertiary *Epoch:Early/Lower Oligocene
*International age/stage:Early/Lower Rupelian - Early/Lower Rupelian
Key time interval:Rupelian
Age range of interval:33.90000 - 27.82000 m.y. ago
* legacy (obsolete) database fields
Formation:Glendon Limestone
Stratigraphic resolution:formation
Stratigraphy comments: The Glendon Limestone consists of hard, ledge forming limestones (calcarenites) and some intervening sands and clays, and disconformably overlies the softer Marianna Limestone.
Lithology and environment
Primary lithology:hardground,gray lithified calcareous "limestone"
Secondary lithology: claystone
Includes fossils?Y
Includes fossils?Y
Environment:offshore Tectonic setting:passive margin
Modes of preservation:body,original aragonite,original calcite
Size of fossils:mesofossils
Collection methods and comments
Collection excludes:all microfossils,some macrofossils,difficult macrofossils
Collection methods:bulk,mechanical,field collection
Reason for describing collection:taxonomic analysis
Collection method comments: Bivalves only.
Taxonomic list comments:List uses catagories, for example, R = rare...1 - 9 valves collected. C = common...10 - 99 valves collected. A = abundant...100+ valves collected.
Database number:6000
Authorizer:L. Ivany Enterer:S. DeLong
Modifier:J. Sessa Research group:GCP,marine invertebrate
Created:2000-01-13 16:17:46 Last modified:2010-08-06 11:01:04
Access level:the public Released:2000-01-13 16:17:46
Creative Commons license:CC BY
Reference information

Primary reference:

323. D. T. Dockery. 1982. Lower Oligocene Bivalvia of the Vicksburg Group in Mississippi. Mississippi Department of Natural Resources Bureau of Geology 123:1-261 [L. Ivany/S. DeLong/M. Uhen]