USGS 7074 - Hale Landing (Flint River Fm): Early/Lower Oligocene, Georgia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Turbinidae
Margarites crallicus
Gastropoda - Liotiidae
Liotia (Arene) halensis
Gastropoda - Turritellidae
Turritella halensis Dall 1916
Turritella tampae Heilprin 1887
Gastropoda - Cerithiidae
Cerithium halense
Cerithium vaughani
Cerithium corallicolum
Gastropoda - Epitoniidae
? Epitonium dubiosum Dall 1916
Gastropoda - Cerithiopsidae
Cerithiopsis diagona Dall 1916
Gastropoda - Neogastropoda - Volutidae
Lyria aff. silicata Dall 1915
Gastropoda - Neogastropoda - Marginellidae
Marginella silicifluvia Dall 1916
Marginella halensis Dall 1916
Gastropoda - Neogastropoda - Turridae
Turris sp. Röding 1798
Gastropoda - Neogastropoda - Conidae
Conus sp. Linnaeus 1758
Conus vaughani Dall 1916
Gastropoda - Strombidae
Strombus chipolanus Dall 1890
recombined as Persististrombus chipolanus
Gastropoda - Thersiteidae
Orthaulax pugnax (Heilprin 1887)
    = Orthaulax hernandoensis Mansfield 1937
Vokes and Vokes 1968
Gastropoda - Cassidae
Cassis sulcifera Sowerby 1850
Gastropoda - Ranellidae
Cymatium cecilianum Dall 1916
Gastropoda - Tornidae
Teinostoma sublimata
Gastropoda - Naticidae
Amauropsis ocalana
Bivalvia - Cardiida - Veneridae
Chione bainbridgensis Dall 1916
recombined as Chione (Chionopsis) bainbridgensis
Antigona aff. caesarina (Dall 1903)
recombined as Periglypta caesarina
Bivalvia - Mytilida - Mytilidae
Modiolaria (Gregariella) sp. Loven 1846
Bivalvia - Ostreida - Ostreidae
Ostrea vicksburgensis Conrad 1848
recombined as Lopha (Lopha) vicksburgensis
Bivalvia - Pectinida - Limidae
Lima halensis Dall 1916
see common names

Geography
Country:United States State/province:Georgia County:Decatur
Coordinates: 30.9° North, 84.6° West (view map)
Paleocoordinates:31.0° North, 78.1° West
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
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:Flint River
Local section:Hale Landing
Regional section:Flint RIver
Stratigraphic resolution:group of beds
Stratigraphy comments: From upper bed. Assigned to Lower Oligocene (Rupelian) by Scott et al. 2001 following mapping by Cooke (1945).
Lithology and environment
Primary lithology:shelly/skeletal lithified cherty/siliceous "limestone"
Includes fossils?Y
Lithology description: In coralliferous chert.
Environment:shallow subtidal indet.
Geology comments: Shallow-water carbonate environment.
Taphonomy
Modes of preservation:cast,mold/impression,replaced with silica
Size of fossils:macrofossils
Preservation of anatomical detail:poor
Collection methods and comments
Collection methods:selective quarrying,field collection
Reason for describing collection:taxonomic analysis
Museum repositories:USNM
Collection method comments: Collected by Vaughan, Cooke and Mansfield (1914). Reposted in USNM collections.
Taxonomic list comments:Exhaustive for mollusca; from fairly poorly preserved assemblage; many identifications and types based on casts and molds.
Metadata
Also known as:Station 7074
Database number:60831
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:marine invertebrate
Created:2006-05-24 20:46:54 Last modified:2013-11-25 13:37:23
Access level:the public Released:2006-05-24 20:46:54
Creative Commons license:CC BY
Reference information

Primary reference:
17529. W. H. Dall. 1916. A contribution to the invertebrate fauna of the Oligocene beds of Flint, River. Proceedings of the United States National Museum 51(2162):487-524 [A. Miller/A. Hendy]

Secondary references:

31168 H. E. Vokes and E. H. Vokes. 1968. Variation in the genus Orthaulax (Mollusca: Gastropoda). Tulane Studies in Geology and Paleontology 6(2):71-84 [A. Hendy/A. Hendy]