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Simpson - Oil Creek, Oklahoma, USA

GroupSimpson
FormationOil Creek
Age:472 - 458 Ma
Ordovician
IntervalWhiterockian
Lithologygrainstone/"shale", "shale", "limestone"
Number of Collections23
Number of Occurrences40

Recorded Sample Locations

LocationRegionStratigraphic Name
AW-1-1Carter County, Oklahoma, USASimpson - Oil Creek
G-1Murray County, Oklahoma, USASimpson - Oil Creek
JR-2Murray County, Oklahoma, USASimpson - Oil Creek
N-1Johnston County, Oklahoma, USASimpson - Oil Creek
SP-1-114Carter County, Oklahoma, USASimpson - Oil Creek
WSC-1Murray County, Oklahoma, USASimpson - Oil Creek
Middle Ordivician Phyllocarid CrustaceansKingfisher County, Oklahoma, USASimpson - Oil Creek
1/4 mi. W of Highway 77Murray County, Oklahoma, USASimpson - Oil Creek

Associated Units

Stratigraphic NameAgeLithologyOccurrence Records
Simpson - Bromide461 - 450 Ma
Ordovician
6
Simpson - Joins472 - 458 Ma
Ordovician
grainstone/"shale"14
Simpson - McLish472 - 458 Ma
Ordovician
sandstone/grainstone20
Simpson - Tulip Creek472 - 458 Ma
Ordovician
grainstone/"shale"1

Recorded Fossils

Accepted NameHierarchyAge
Ceratiocaris sp.
genus
6Animalia : Arthropoda : Malacostraca : Ceratiocarididae : Ceratiocaris471.8 - 457.5 Ma
Ordovician
Leperditia (Isochilina) sp.
subgenus
6.3Animalia : Arthropoda : Ostracoda : Leperditicopida : Leperditiidae : Leperditia : Leperditia (Isochilina)471.8 - 457.5 Ma
Ordovician
Aparchites sp.
genus
6Animalia : Arthropoda : Ostracoda : Palaeocopida : Aparchitidae : Aparchites471.8 - 457.5 Ma
Ordovician
Eridoconcha sp.
genus
6Animalia : Arthropoda : Ostracoda : Podocopida : Eridoconcha471.8 - 457.5 Ma
Ordovician
Trilobita
class
3Animalia : Arthropoda : Trilobita471.8 - 457.5 Ma
Ordovician
Nileidae sp.
genus
6Animalia : Arthropoda : Trilobita : Asaphida : Nileidae : Nileidae471.8 - 457.5 Ma
Ordovician
Illaenus utahensis
species
7Animalia : Arthropoda : Trilobita : Corynexochida : Illaenidae : Illaenus : Illaenus utahensis471.8 - 457.5 Ma
Ordovician
Kawina sp.
genus
6Animalia : Arthropoda : Trilobita : Phacopida : Cheiruridae : Kawina471.8 - 457.5 Ma
Ordovician
Cybelopsis sp.
genus
6Animalia : Arthropoda : Trilobita : Phacopida : Pliomeridae : Cybelopsis471.8 - 457.5 Ma
Ordovician
Pseudomera sp.
genus
6Animalia : Arthropoda : Trilobita : Phacopida : Pliomeridae : Pseudomera471.8 - 457.5 Ma
Ordovician
Pseudomera barrandei
species
7Animalia : Arthropoda : Trilobita : Phacopida : Pliomeridae : Pseudomera : Pseudomera barrandei471.8 - 457.5 Ma
Ordovician
Bathyurellus sp.
genus
6Animalia : Arthropoda : Trilobita : Proetida : Bathyuridae : Bathyurellus471.8 - 457.5 Ma
Ordovician
Pseudoolenoides acicaudus
species
7Animalia : Arthropoda : Trilobita : Proetida : Bathyuridae : Pseudoolenoides : Pseudoolenoides acicaudus471.8 - 457.5 Ma
Ordovician
Pseudoolenoides carterensis
species
7Animalia : Arthropoda : Trilobita : Proetida : Bathyuridae : Pseudoolenoides : Pseudoolenoides carterensis471.8 - 457.5 Ma
Ordovician
Pseudoolenoides derbyi
species
7Animalia : Arthropoda : Trilobita : Proetida : Bathyuridae : Pseudoolenoides : Pseudoolenoides derbyi471.8 - 457.5 Ma
Ordovician
Raymondites sp.
genus
6Animalia : Arthropoda : Trilobita : Proetida : Bathyuridae : Raymondites471.8 - 457.5 Ma
Ordovician
Desmorthis sp.
genus
6Animalia : Brachiopoda : Rhynchonellata : Orthida : Plectorthidae : Desmorthis471.8 - 457.5 Ma
Ordovician

References

Bassler R. S., Kellett B. (1934) Bibliographic Index of Paleozoic Ostracoda, Geological Society of America Special Paper 1, 1-500
Shaw F. C. (1974) Simpson Group (Middle Ordovician) trilobites of Oklahoma, Paleontological Society Memoir 6, 1-54
Hannibal J. T., Feldmann R. M. (1997) Phyllocarid Crustaceans from a Middle Ordovician Black Shale Within the Ames Structure, Northwest Oklahoma, Oklahoma Geological Survey Circular 100 100, 370-373
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
 
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