Grier Ls Mbr, Lexington Ls, central KY, sec 61, switzer A: Middle Ordovician, Kentucky

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Bucanapsis sp.
Strophomenata - Strophomenida - Rafinesquinidae
Rafinesquina sp. Hall and Clarke 1892
Rhynchonellata - Atrypida - Anazygidae
Zygospira sp. Hall 1862
Rhynchonellata - Rhynchonellida - Rhynchotrematidae
Rhynchotrema sp. Hall 1860
Rhynchonellata - Orthida - Platystrophiidae
Platystrophia sp. King 1850
Rhynchonellata - Orthida - Plectorthidae
Hebertella sp. Hall and Clarke 1892
Stenolaemata - Cystoporata - Constellariidae
Constellaria sp. Dana 1846
Stenolaemata - Trepostomida - Atactotoechidae
Cyphotrypa sp. Ulrich and Bassler 1904
Stenolaemata - Trepostomata - Heterotrypidae
Dekayia sp. Milne-Edwards and Haime 1851
Stenolaemata - Trepostomata - Halloporidae
Hallopora sp. Bassler 1911
Stenolaemata - Trepostomata - Aisenvergiidae
Eridotrypa sp. Ulrich 1893
Gastropoda - Murchisoniina - Lophospiridae
Loxoplocus sp. Fischer 1885
Gastropoda
cf. Microceras sp. Hall 1845
Gastropoda - Euomphalina - Holopeidae
cf. Cyclora sp. Hall 1845
Bivalvia - Nuculida - Praenuculidae
Palaeoconcha sp. Miller 1889
Bivalvia - Nuculida - Cardiolariidae
Deceptrix sp. Fuchs 1919
Bivalvia - Modiomorphida - Modiomorphidae
Colpomya sp. Ulrich 1893
Ostracoda - Hollinocopida - Tetradellidae
cf. Ceratopsis sp. Ulrich 1894
Ostracoda - Beyrichicopida - Bolliidae
"Bollia" sp. Jones and Holl 1886
Ostracoda - Palaeocopida - Cryptophyllidae
? Milleratia sp.
Trilobita - Phacopida - Calymenidae
Flexicalymene sp. Shirley 1936
see common names

Geography
Country:United States State/province:Kentucky
Coordinates: 37.6° North, 84.8° West (view map)
Paleocoordinates:28.1° South, 68.4° West
Basis of coordinate:based on political unit
Time
Period:Ordovician Epoch:Middle Ordovician
10 m.y. bin:Ordovician 2-3
*Period:Middle Ordovician *Epoch:Mohawkian/Trentonian
Key time interval:Middle Ordovician
Age range of interval:470.00000 - 458.40000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Lexington Ls Member:Grier Ls
Regional section:sec. 61
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology:wave ripples "limestone"
Secondary lithology: "shale"
Lithology description: wavy, nodular, fossiliferous limestone and shale
Geology comments: EZ 2-3
Taphonomy
Collection methods and comments
Metadata
Database number:10745
Authorizer:M. Patzkowsky Enterer:A. Krug
Modifier:C. Visaggi Research group:marine invertebrate
Subset of collection #:34547
Created:2001-06-18 14:27:47 Last modified:2004-07-07 20:29:21
Access level:the public Released:2001-06-18 14:27:47
Creative Commons license:CC BY
Reference information

Primary reference:
3965. E. R. Cressman. 1973. Lithostratigraphy and depositional environments of the Lexington Limestone (Ordovician) of central Kentucky. USGS Professional Paper 768:1-61 [M. Patzkowsky/M. Patzkowsky/P. Wagner]