Vogtle Electric Generating Plant: Lutetian, Georgia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Cribocentrum reticulatum
Reticulofenestra umbilica (Levin 1965)
recombined as Reticulofenestra umbilicus
Coccolithophyceae - Isochrysidales - Noelaerhabdaceae
Dictyococcites bisectus
Dictyococcites scrippsae Bukry and Percival 1973
Coccolithophyceae - Braarudosphaeraceae
Braarudosphaera bigelowii (Gran and Braarud 1935)
Coccolithophyceae
Pontosphaera sp. Lohmann 1961
Discoaster barbadiensis
Discoaster sp. Tan 1902
"six-rayed"
Coccolithus pelagicus (Wallich 1877)
Coccolithus formosus (Kamptner 1963)
original and current combination Cyclococcolithus formosus
Zygolithus dubius Deflandre and Fert 1954
Zygrhablithus bijugatus (Deflandre and Fert 1954)
original and current combination Zygolithus bijugatus
Sphenolithus spiniger
Sphenolithus moriformis (Bronnimann and Stradner 1960)
Cyclicargolithus pseudogammation
Coccolithophyceae - Syracosphaerales - Rhabdosphaeraceae
Rhabdosphaera sp. Haeckel 1894
"narrow and wide tubes"
Coccolithophyceae
Transversopontis sp. Hay et al. 1966
Coccolithophyceae - Coccolithales - Coccolithaceae
Chiasmolithus titus
Chiasmolithus solitus (Bramlette and Sullivan 1961)
original and current combination Coccolithus solitus
Chiasmolithus modestus Perch-Nielsen 1971
unclassified
Helicosphaera seminulum
Helicosphaera sp. Kamptner 1954
Reticulofenestra samodurovii
Truncorotaloididae
Truncorotaloides rohri
Truncorotaloides cf. topiensis
unclassified
Dinomastigota indet. Margulis 1996
"at least two unidentified dinoflagellates"
Anthozoa
Anthozoa indet. Ehrenberg 1834
Gastropoda - Turritellidae
Turritella nasuta
Turritella carinata Lea 1833
recombined as Haustator carinata
Bivalvia - Ostreida - Pinnidae
Pinnidae indet. Leach 1819
Bivalvia - Ostreida - Ostreidae
Cubitostrea sellaeformis (Conrad 1832)
Bivalvia - Cardiida - Anatinellidae
Pteropsella lapidosa (Conrad 1846)
unclassified
Bryozoa indet. Ehrenberg 1831
Thecostraca
Cirripedia indet. Rafinesque 1816
"barnacles"
Chondrichthyes - Myliobatiformes - Myliobatidae
Myliobatidae indet. Bonaparte 1838
Chondrichthyes - Carcharhiniformes - Carcharhinidae
Triaenodon sp. Mueller and Henle 1837
Carcharhinus cf. macloti (Muller and Henle 1839)
Chondrichthyes - Lamniformes - Mitsukurinidae
Carcharias macrota (Agassiz 1838)
original and current combination Otodus macrotus
Acipenseriformes
Cylindracanthus rectus (Agassiz 1843)
Mammalia - Cetacea - Protocetidae
Georgiacetus vogtlensis n. gen., n. sp. Hulbert et al. 1998
(1 measurement)
see common names

Geography
Country:United States State/province:Georgia County:Burke
Coordinates: 33.1° North, 81.8° West (view map)
Paleocoordinates:33.7° North, 70.3° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period:Paleogene Epoch:Eocene
Stage:Lutetian 10 m.y. bin:Cenozoic 2
*Period:Tertiary
*International age/stage:Late/Upper Lutetian - Early/Lower Bartonian
Key time interval:Lutetian Nannofossil zone: NP 16
Age range of interval:47.80000 - 41.30000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Blue Bluff
Stratigraphic resolution:bed
Stratigraphy comments: Hulbert et al (1998) state that the age is latest Lutetian or Bartonian, NP 16. Geisler & Beatty (2010) state that it it Lutetian.
Lithology and environment
Primary lithology:concretionary,gray poorly lithified argillaceous lime mudstone
Includes fossils?Y
Lithology description: gray argillaceous calcilutite
Environment:deep subtidal shelf
Geology comments: upper part of an 8 m bed that "was soft and poorly indurated" with "small concretions""relatively shallow but open water. A shelf environment is inferred...""Aragonitic mollusks and anthozoans are preserved either as external or internal molds, but calcitic shells appear unaltered"
Taphonomy
Modes of preservation:body,original calcite
Size of fossils:macrofossils
Collection methods and comments
Collection excludes:difficult macrofossils
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:4868
Authorizer:J. Alroy Enterer:J. Alroy
Modifier:M. Uhen Research group:marine invertebrate
Created:1999-08-27 16:28:26 Last modified:2012-10-05 09:11:35
Access level:the public Released:1999-08-27 16:28:26
Creative Commons license:CC BY
Reference information

Primary reference:

289. R. C. Hulbert, R. M. Petkewich, G. A. Bishop, D. Bukry, and D. P. Aleshire. 1998. A new middle Eocene protocetid whale (Mammalia: Cetacea: Archaeoceti) and associated biota from Georgia. Journal of Paleontology 72(5):907-927 [J. Alroy/J. Alroy/M. Uhen]