Huasteca Sample 2F bis: Early/Lower Oligocene, Mexico
collected by J. Álvarez

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Ostracoda - Podocopida - Cytherideidae
Clithrocytheridea grigsbyi (Howe and Chambers 1935)
original and current combination Cytheridea grigsbyi
var. vicksburgensis
Haplocytheridea blanpiedi Stephenson 1936
see common names

Geography
Country:Mexico State/province:Veracruz
Coordinates: 21.5° North, 98.0° West (view map)
Paleocoordinates:22.2° North, 92.2° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period:Paleogene Epoch:Oligocene
Stage:Rupelian 10 m.y. bin:Cenozoic 4
Key time interval:Early/Lower Oligocene
Age range of interval:33.90000 - 27.82000 m.y. ago
Stratigraphy
Formation:Huasteca
Stratigraphic resolution:bed
Stratigraphy comments: the ostracods have the "Vicksburg Oligocene sediments as their type localities"
Lithology and environment
Primary lithology: not reported
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:microfossils
Collection methods and comments
Collection methods:survey of museum collection
Reason for describing collection:general faunal/floral analysis
Collectors:J. Álvarez
Collection method comments: Lousiana State University collection
Metadata
Database number:94162
Authorizer:J. Alroy Enterer:J. Alroy
Modifier:J. Alroy Research group:micropaleontology
Created:2010-02-10 11:36:09 Last modified:2010-02-10 13:42:40
Access level:the public Released:2010-02-10 11:36:09
Creative Commons license:CC BY
Reference information

Primary reference:
32000. L. A. Laurencich. 1969. Some Ostracoda from the Alazán Formation, Mexico. Micropaleontology 15(4):493-503 [J. Alroy/J. Alroy]