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Moorefield, USA

Formation	Moorefield
Member(s)	Ruddle Shale
Age:	331 - 323 Ma Carboniferous
Interval	Meramecian
Lithology	shale, "limestone"
Number of Collections	16
Number of Occurrences	24

Recorded Sample Locations

Location	Region	Stratigraphic Name
Trilobites of the St Clair Limestone	Independence County, Arkansas, USA	Moorefield - Ruddle Shale
Upper MoorefieldFarm at Bayou Manard	Cherokee County, Oklahoma, USA	Moorefield
USGS 1259-PC Spring Creek	Mayes County, Oklahoma, USA	Moorefield
USGS 1993-PC NW of Braggs Mtn.	Muskogee County, Oklahoma, USA	Moorefield
USGS 1248A1 green	Independence County, Arkansas, USA	Moorefield
USGS 8743	Independence County, Arkansas, USA	Moorefield
USGS 14356	Independence County, Arkansas, USA	Moorefield
USGS 2049A green	Independence County, Arkansas, USA	Moorefield

Associated Units

Stratigraphic Name	Age	Lithology	Occurrence Records
Batesville	336 - 326 Ma Carboniferous	siliciclastic, "limestone", "shale", sandstone	17
Moorefield - Ruddle Shale	339 - 326 Ma Carboniferous	shale	19
St. Clair Limestone	433 - 427 Ma Silurian	grainstone/lime mudstone, grainstone/wackestone	120

Recorded Fossils

Accepted Name	Type	Hierarchy	Age
Ostracoda class	3	Animalia : Arthropoda : Ostracoda	339.4 - 326.4 Ma Carboniferous
Marginovatia manardensis species	7	Animalia : Brachiopoda : Strophomenata : Productida : Linoproductidae : Marginovatia : *Marginovatia manardensis*	345 - 336 Ma Carboniferous
Inflatia cooperi species	7	Animalia : Brachiopoda : Strophomenata : Productida : Productidae : Inflatia : *Inflatia cooperi*	345 - 336 Ma Carboniferous
Inflatia succincta species	7	Animalia : Brachiopoda : Strophomenata : Productida : Productidae : Inflatia : *Inflatia succincta*	345 - 336 Ma Carboniferous
Vertebrata subphylum	2.3	Animalia : Chordata : Vertebrata	339.4 - 326.4 Ma Carboniferous
Gnathodus texanus species	7	Animalia : Chordata : Conodonta : Ozarkodinida : Idiognathodontidae : Gnathodus : *Gnathodus texanus*	339.4 - 326.4 Ma Carboniferous
Cavusgnathus sp. genus	6	Animalia : Chordata : Polygnathidae : *Cavusgnathus*	339.4 - 326.4 Ma Carboniferous
Pteriomorphia infraclass	3.5	Animalia : Mollusca : Bivalvia : Pteriomorphia	339.4 - 326.4 Ma Carboniferous
Nautiloidea subclass	3.3	Animalia : Mollusca : Cephalopoda : Nautiloidea	339.4 - 326.4 Ma Carboniferous
Ammonoidea order	4	Animalia : Mollusca : Cephalopoda : Ammonoidea	339.4 - 326.4 Ma Carboniferous
Bactrites carbonarius species	7	Animalia : Mollusca : Cephalopoda : Bactritidae : Bactrites : *Bactrites carbonarius*	336 - 326.4 Ma Carboniferous
Bactrites smithianus species	7	Animalia : Mollusca : Cephalopoda : Bactritidae : Bactrites : *Bactrites smithianus*	336 - 326.4 Ma Carboniferous
Girtyoceras welleri species	7	Animalia : Mollusca : Cephalopoda : Ammonoidea : Girtyoceratidae : Girtyoceras : *Girtyoceras welleri*	336 - 326.4 Ma Carboniferous
Goniatites crenistria species	7	Animalia : Mollusca : Cephalopoda : Ammonoidea : Goniatitidae : Goniatites : *Goniatites crenistria*	336 - 326.4 Ma Carboniferous
Goniatites multiliratus species	7	Animalia : Mollusca : Cephalopoda : Ammonoidea : Goniatitidae : Goniatites : *Goniatites multiliratus*	336 - 326.4 Ma Carboniferous
Valhallites ornatus species	7	Animalia : Mollusca : Cephalopoda : Nautilida : Koninckioceratidae : Valhallites : *Valhallites ornatus*	336 - 326.4 Ma Carboniferous
Mitorthoceras crebriliratum species	7	Animalia : Mollusca : Cephalopoda : Pseudorthocerida : Pseudorthoceratidae : Mitorthoceras : *Mitorthoceras crebriliratum*	336 - 326.4 Ma Carboniferous
Adnatoceras alaskense species	7	Animalia : Mollusca : Cephalopoda : Spyroceratidae : Adnatoceras : *Adnatoceras alaskense*	336 - 326.4 Ma Carboniferous
Euphemites sp. genus	6	Animalia : Mollusca : Gastropoda : Euphemitidae : *Euphemites*	339.4 - 326.4 Ma Carboniferous
Compsonema sp. genus	6	Animalia : Mollusca : Gastropoda : Platyceratidae : *Compsonema*	339.4 - 326.4 Ma Carboniferous
Mourlonia sp. genus	6	Animalia : Mollusca : Gastropoda : Pleurotomariida : Eotomariidae : *Mourlonia*	339.4 - 326.4 Ma Carboniferous
Zygopleura sp. genus	6	Animalia : Mollusca : Gastropoda : Zygopleuridae : *Zygopleura*	339.4 - 326.4 Ma Carboniferous
Imogloba sp. genus	6	Animalia : Mollusca : Gastropoda : Imoglobidae : *Imogloba*	339.4 - 326.4 Ma Carboniferous
Naticopsis sp. genus	6	Animalia : Mollusca : Gastropoda : Cycloneritida : Naticopsidae : *Naticopsis*	339.4 - 326.4 Ma Carboniferous
Pseudozygopleuridae family	5	Animalia : Mollusca : Gastropoda : Pseudozygopleuridae	339.4 - 326.4 Ma Carboniferous
Porifera phylum	2	Animalia : Porifera	339.4 - 326.4 Ma Carboniferous
Foraminifera phylum	2	Foraminifera	339.4 - 326.4 Ma Carboniferous

References

Gordon, Jr. M. (1964) Carboniferous Cephalopods of Arkansas, United States Geological Survey Professional Paper 460, 1-322

Gordon, Jr. M., Henry T. W. (1990) Marginovatia, a Mid-Carboniferous Genus of Linoproductid Brachiopods, Journal of Paleontology 64 4, 532-551

Gordon, Jr. M., Henry T. W., et al (1993) Late Mississippian Productoid Brachiopods Inflatia, Keokukia, and Adairia, Ozark Region of Oklahoma and Arkansas, Paleontological Society Memoir 30, 1-29

Nützel A., Mapes R. H. (2001) Larval and juvenile gastropods from a Carboniferous black shale: palaeoecology and implications for the evolution of the Gastropoda, Lethaia 34 2, 143-162

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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