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Viola - Welling, Oklahoma, USA

GroupViola
FormationWelling
Age:452 - 445 Ma
Late/Upper Ordovician
IntervalKatian
Lithologylimestone, mudstone
Number of Collections3
Number of Occurrences17

Recorded Sample Locations

LocationRegionStratigraphic Name
Section BKingfisher County, Oklahoma, USAViola - Welling
Section IMurray County, Oklahoma, USAViola - Welling
Section HJohnston County, Oklahoma, USAViola - Welling

Associated Units

Stratigraphic NameAgeLithologyOccurrence Records
Viola Springs - Unit 2461 - 450 Ma
Ordovician
mudstone19

Recorded Fossils

Accepted NameHierarchyAge
Paucicrura sp.
genus
6Animalia : Brachiopoda : Rhynchonellata : Orthida : Dalmanellidae : Paucicrura453 - 445.2 Ma
Late/Upper Ordovician
Glyptorthis glaseri
species
7Animalia : Brachiopoda : Rhynchonellata : Orthida : Glyptorthidae : Glyptorthis : Glyptorthis glaseri453 - 445.2 Ma
Late/Upper Ordovician
Hesperorthis sp.
genus
6Animalia : Brachiopoda : Rhynchonellata : Orthida : Hesperorthidae : Hesperorthis453 - 445.2 Ma
Late/Upper Ordovician
Austinella multicostella
species
7Animalia : Brachiopoda : Rhynchonellata : Orthida : Plaesiomyidae : Austinella : Austinella multicostella453 - 445.2 Ma
Late/Upper Ordovician
Plaesiomys bellistriatus
species
7Animalia : Brachiopoda : Rhynchonellata : Orthida : Plaesiomyidae : Plaesiomys : Plaesiomys bellistriatus453 - 445.2 Ma
Late/Upper Ordovician
Plaesiomys proavitus
species
7Animalia : Brachiopoda : Rhynchonellata : Orthida : Plaesiomyidae : Plaesiomys : Plaesiomys proavitus453 - 445.2 Ma
Late/Upper Ordovician
Plaesiomys subquadratus
species
7Animalia : Brachiopoda : Rhynchonellata : Orthida : Plaesiomyidae : Plaesiomys : Plaesiomys subquadratus453 - 445.2 Ma
Late/Upper Ordovician
Diceromyonia tersa
species
7Animalia : Brachiopoda : Rhynchonellata : Orthida : Platyorthidae : Diceromyonia : Diceromyonia tersa453 - 445.2 Ma
Late/Upper Ordovician
Platystrophia sp.
genus
6Animalia : Brachiopoda : Rhynchonellata : Orthida : Platystrophiidae : Platystrophia453 - 445.2 Ma
Late/Upper Ordovician
Hiscobeccus capax
species
7Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Rhynchotrematidae : Hiscobeccus : Hiscobeccus capax453 - 445.2 Ma
Late/Upper Ordovician
Lepidocyclus cooperi
species
7Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Rhynchotrematidae : Lepidocyclus : Lepidocyclus cooperi453 - 445.2 Ma
Late/Upper Ordovician
Lepidocyclus manniensis
species
7Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Rhynchotrematidae : Lepidocyclus : Lepidocyclus manniensis453 - 445.2 Ma
Late/Upper Ordovician
Lepidocyclus oblongus
species
7Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Rhynchotrematidae : Lepidocyclus : Lepidocyclus oblongus453 - 445.2 Ma
Late/Upper Ordovician
Megamyonia mankini
species
7Animalia : Brachiopoda : Strophomenata : Strophomenida : Strophomenidae : Megamyonia : Megamyonia mankini453 - 445.2 Ma
Late/Upper Ordovician
Eochonetes magna
species
7Animalia : Brachiopoda : Strophomenata : Strophomenida : Sowerbyellidae : Eochonetes : Eochonetes magna453 - 445.2 Ma
Late/Upper Ordovician
Orthograptus eucharis
species
7Animalia : Hemichordata : Graptolithina : Diplograptoidea : Diplograptidae : Orthograptus : Orthograptus eucharis452 - 449.5 Ma
Late/Upper Ordovician

References

Alberstadt L. P. (1973) Articulate brachiopods of the Viola Formation (Ordovician) in the Arbuckle Mountains, Oklahoma, Oklahoma Geological Survey Bulletin 117, 1-90
Goldman D. (1995) Taxonomy, evolution, and biostratigraphy of the Orthograptus quadrimucronatus species group (Ordovician, Graptolithina), Journal of Paleontology 69 3, 516-540
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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