Perdue Hill [Suwannee Fm]: Early Oligocene, Alabama
collected by Aldrich

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Echinoidea - Arbacioida - Arbaciidae
Coelopleurus aldrichi n. sp. Clark and Twitchell 1915
Clark and Twitchell 1915
Malacostraca - Decapoda - Portunidae
Callinectes alabamensis n. sp. Rathbun 1935
see common names

Geography
Country:United States State/province:Alabama County:Monroe
Coordinates: 31.5° North, 87.5° West (view map)
Paleocoordinates:31.8° North, 81.0° West
Time
Period: Paleogene Epoch: Oligocene
Stage: Rupelian 10 m.y. bin: Cenozoic 4
Key time interval: Early Oligocene
Age range of interval: 33.9 - 27.82 m.y. ago
Stratigraphy
Geological group:Vicksburg Formation:Byram Marl
Lithology and environment
Primary lithology: marl
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection excludes:some macrofossils
Collection methods:surface (float),surface (in situ),survey of museum collection
Reason for describing collection:taxonomic analysis
Museum repositories:USNM
Collectors:Aldrich
Collection method comments: COLLECTOR: T.H. Aldrich. REPOSITORY: USNM (formerly reposited at Johns Hopkins University).
Taxonomic list comments:COVERAGE: Includes echinoids and decapods (a left manus); molluscs probably also present. NOMENCLATURE: Authoritative publications with species-resolution identifications, but with antiquated nomenclature.
Metadata
Database number:143392
Authorizer:C. Schweitzer, A. Hendy Enterer:S. Yost, A. Hendy
Modifier:A. Hendy Research group:decapod
Created:2013-04-23 03:38:12 Last modified:2014-05-04 17:45:48
Access level:authorizer only Released:2018-04-23 03:38:12
Creative Commons license:CC BY
Reference information

Primary reference:

45555.decapod,fossil record M. J. Rathbun. 1935. Fossil Crustacea of the Atlantic and Gulf Coastal Plain. Geological Society of America Special Paper (2)1-160 [C. Schweitzer/S. Yost]

Secondary references:

16640 W. B. Clark and M. W. Twitchell. 1915. The Mesozoic and Cenozoic Echinodermata of the United States. United States Geological Survey Bulletin 54:1-341 [L. Villier/J. Millet/M. Uhen]
32912 C. W. Cooke. 1959. Cenozoic echinoids of eastern United States. United States Geological Survey Professional Papers 321:1-106 [L. Villier/L. Villier/M. Hopkins]