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Park City - Gerster, USA

Group	Park City
Formation	Gerster
Age:	265 - 260 Ma Permian
Interval	Capitanian
Lithology	wackestone, "limestone", packstone, grainstone, siltstone, wackestone/packstone, packstone/lime mudstone
Number of Collections	205
Number of Occurrences	1192

Recorded Sample Locations

Location	Region	Stratigraphic Name
Cherry Creek Range CCR-8	Elko County, Nevada, USA	Park City - Gerster
Phalen Butte PB-5	Elko County, Nevada, USA	Park City - Gerster
Spruce Mountain SM-	Elko County, Nevada, USA	Park City - Gerster
Southern Pequop Mountains SPM-41	Elko County, Nevada, USA	Park City - Gerster
Montello Canyon	Elko County, Nevada, USA	Park City - Gerster
"Gerster Gulch"	Tooele County, Utah, USA	Park City - Gerster
Confusion Range CONR-20	Millard County, Utah, USA	Park City - Gerster
Central Butte Mountains CBM3-2	White Pine County, Nevada, USA	Park City - Gerster
Medicine Range MR-	Elko County, Nevada, USA	Park City - Gerster
Gerster Ls.	Elko County, Nevada, USA	Park City - Gerster
Gerster Ls.	Elko County, Nevada, USA	Park City - Gerster
Gerster Ls.	Elko County, Nevada, USA	Park City - Gerster
Gerster Ls.	Elko County, Nevada, USA	Park City - Gerster

Associated Units

Stratigraphic Name	Age	Lithology	Occurrence Records
Dinwoody	252 - 247 Ma Phanerozoic	packstone, "limestone", "shale", "mixed carbonate-siliciclastic", sandstone, siltstone, mudstone, "siliciclastic", "limestone"/"shale"	275
Park City - Plympton	269 - 265 Ma Permian	limestone, dolomite, packstone	18

Recorded Fossils

Accepted Name	Type	Hierarchy	Age
Algae informal	98	Algae	265.1 - 259.9 Ma Permian
Cleiothyridina sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Athyrididae : *Cleiothyridina*	265.1 - 259.9 Ma Permian
Composita mira species	7	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Athyrididae : Composita : *Composita mira*	265.1 - 259.9 Ma Permian
Composita parasulcata species	7	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Athyrididae : Composita : *Composita parasulcata*	265.1 - 259.9 Ma Permian
Hustedia elongata species	7	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Neoretziidae : Hustedia : *Hustedia elongata*	265.1 - 259.9 Ma Permian
Petasmatherus sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Petasmatheridae : *Petasmatherus*	265.1 - 259.9 Ma Permian
Rhynchopora taylori species	7	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Rhynchoporidae : Rhynchopora : *Rhynchopora taylori*	265.1 - 259.9 Ma Permian
Cenorhynchia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Wellerellidae : *Cenorhynchia*	265.1 - 259.9 Ma Permian
Phrenophoria sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Wellerellidae : *Phrenophoria*	265.1 - 259.9 Ma Permian
Odontospirifer sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Paeckelmanellidae : *Odontospirifer*	265.1 - 259.9 Ma Permian
Spiriferella scobina species	7	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Spiriferellidae : Spiriferella : *Spiriferella scobina*	265.1 - 259.9 Ma Permian
Timaniella pseudocamerata species	7	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Spiriferellidae : Timaniella : *Timaniella pseudocamerata*	265.1 - 259.9 Ma Permian
Xestotrema pulchrum species	7	Animalia : Brachiopoda : Rhynchonellata : Spiriferinida : Pennospiriferinidae : Xestotrema : *Xestotrema pulchrum*	265.1 - 259.9 Ma Permian
Girtyella sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Cranaenidae : *Girtyella*	265.1 - 259.9 Ma Permian
Heterelasma sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Cryptonellidae : *Heterelasma*	265.1 - 259.9 Ma Permian
Dielasma phosphoriense species	7	Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Dielasmatidae : Dielasma : *Dielasma phosphoriense*	265.1 - 259.9 Ma Permian
Dielasma spatulatum species	7	Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Dielasmatidae : Dielasma : *Dielasma spatulatum*	265.1 - 259.9 Ma Permian
Plectelasma sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Dielasmatidae : *Plectelasma*	265.1 - 259.9 Ma Permian
Hemiptychina quadricostata species	7	Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Gillediidae : Hemiptychina : *Hemiptychina quadricostata*	265.1 - 259.9 Ma Permian
Rostranteris sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Notothyrididae : *Rostranteris*	265.1 - 259.9 Ma Permian
Derbyia sulca species	7	Animalia : Brachiopoda : Strophomenata : Orthotetida : Derbyiidae : Derbyia : *Derbyia sulca*	265.1 - 259.9 Ma Permian
Ctenalosia fixata species	7	Animalia : Brachiopoda : Strophomenata : Productida : Aulostegidae : Ctenalosia : *Ctenalosia fixata*	265.1 - 259.9 Ma Permian
Sphenosteges hispidus species	7	Animalia : Brachiopoda : Strophomenata : Productida : Aulostegidae : Sphenosteges : *Sphenosteges hispidus*	265.1 - 259.9 Ma Permian
Bathymyonia sp. genus	6	Animalia : Brachiopoda : Strophomenata : Productida : Echinoconchidae : *Bathymyonia*	265.1 - 259.9 Ma Permian
Bathymyonia nevadensis species	7	Animalia : Brachiopoda : Strophomenata : Productida : Echinoconchidae : Bathymyonia : *Bathymyonia nevadensis*	265.1 - 259.9 Ma Permian
Grandaurispina sp. genus	6	Animalia : Brachiopoda : Strophomenata : Productida : Linoproductidae : *Grandaurispina*	265.1 - 259.9 Ma Permian
Kuvelousia leptosa species	7	Animalia : Brachiopoda : Strophomenata : Productida : Linoproductidae : Kuvelousia : *Kuvelousia leptosa*	265.1 - 259.9 Ma Permian
Anemonaria delicatula species	7	Animalia : Brachiopoda : Strophomenata : Productida : Productellidae : Anemonaria : *Anemonaria delicatula*	265.1 - 259.9 Ma Permian
Echinauris subhorrida species	7	Animalia : Brachiopoda : Strophomenata : Productida : Productellidae : Echinauris : *Echinauris subhorrida*	265.1 - 259.9 Ma Permian
Hystriculina sp. genus	6	Animalia : Brachiopoda : Strophomenata : Productida : Productellidae : *Hystriculina*	265.1 - 259.9 Ma Permian
Kochiproductus sp. genus	6	Animalia : Brachiopoda : Strophomenata : Productida : Productidae : *Kochiproductus*	265.1 - 259.9 Ma Permian
Thamnosia arctica species	7	Animalia : Brachiopoda : Strophomenata : Productida : Productidae : Thamnosia : *Thamnosia arctica*	265.1 - 259.9 Ma Permian
Thamnosia depressa species	7	Animalia : Brachiopoda : Strophomenata : Productida : Productidae : Thamnosia : *Thamnosia depressa*	265.1 - 259.9 Ma Permian
Yakovlevia multistriata species	7	Animalia : Brachiopoda : Strophomenata : Productida : Productidae : Yakovlevia : *Yakovlevia multistriata*	265.1 - 259.9 Ma Permian
Dyoros sp. genus	6	Animalia : Brachiopoda : Strophomenata : Productida : Rugosochonetidae : *Dyoros*	265.1 - 259.9 Ma Permian
Quadrochonetes sp. genus	6	Animalia : Brachiopoda : Strophomenata : Productida : Rugosochonetidae : *Quadrochonetes*	265.1 - 259.9 Ma Permian
Waagenites sp. genus	6	Animalia : Brachiopoda : Strophomenata : Productida : Rugosochonetidae : *Waagenites*	265.1 - 259.9 Ma Permian
Echinalosia sp. genus	6	Animalia : Brachiopoda : Strophomenata : Productida : Strophalosiidae : *Echinalosia*	265.1 - 259.9 Ma Permian
Heteralosia sp. genus	6	Animalia : Brachiopoda : Strophomenata : Productida : Strophalosiidae : *Heteralosia*	265.1 - 259.9 Ma Permian
Bryozoa phylum	2	Animalia : Bryozoa	265.1 - 259.9 Ma Permian
Morozoviella curriensis species	7	Animalia : Bryozoa : Stenolaemata : Cryptostomida : Girtyporidae : Morozoviella : *Morozoviella curriensis*	268.8 - 265.1 Ma Permian
Fenestrata order	4	Animalia : Bryozoa : Stenolaemata : Fenestrata	265.1 - 259.9 Ma Permian
Rectifenestella cordiretiformis species	7	Animalia : Bryozoa : Stenolaemata : Fenestrida : Fenestellidae : Rectifenestella : *Rectifenestella cordiretiformis*	268.8 - 265.1 Ma Permian
Polypora keyserlingiformis species	7	Animalia : Bryozoa : Stenolaemata : Fenestrida : Fenestellidae : Polypora : *Polypora keyserlingiformis*	268.8 - 265.1 Ma Permian
Polyporella sp. genus	6	Animalia : Bryozoa : Stenolaemata : Fenestrida : Polyporidae : *Polyporella*	268.8 - 265.1 Ma Permian
Wjatkella hemiseptifera species	7	Animalia : Bryozoa : Stenolaemata : Fenestrida : Polyporidae : Wjatkella : *Wjatkella hemiseptifera*	268.8 - 265.1 Ma Permian
Kingopora sp. genus	6	Animalia : Bryozoa : Stenolaemata : Fenestrida : Reteporinidae : *Kingopora*	268.8 - 265.1 Ma Permian
Kingopora inflata species	7	Animalia : Bryozoa : Stenolaemata : Fenestrida : Reteporinidae : Kingopora : *Kingopora inflata*	268.8 - 265.1 Ma Permian
Stellahexaformis gersterensis species	7	Animalia : Bryozoa : Stenolaemata : Trepostomatida : Dyscritellidae : Stellahexaformis : *Stellahexaformis gersterensis*	268.8 - 265.1 Ma Permian
Rugosa subclass	3.3	Animalia : Cnidaria : Anthozoa : Rugosa	265.1 - 259.9 Ma Permian
Crinoidea class	3	Animalia : Echinodermata : Crinoidea	265.1 - 259.9 Ma Permian
Pectinoidea superfamily	4.7	Animalia : Mollusca : Bivalvia : Pectinida : Pectinoidea	265.1 - 259.9 Ma Permian
Aviculopecten sp. genus	6	Animalia : Mollusca : Bivalvia : Myalinida : Myalinidae : *Aviculopecten*	265.1 - 259.9 Ma Permian
Cyrtorostra sp. genus	6	Animalia : Mollusca : Bivalvia : Pectinida : Cyrtorostridae : *Cyrtorostra*	265.1 - 259.9 Ma Permian
Girtypecten sp. genus	6	Animalia : Mollusca : Bivalvia : Pectinida : Etheripectinidae : *Girtypecten*	265.1 - 259.9 Ma Permian
Acanthopecten sp. genus	6	Animalia : Mollusca : Bivalvia : Pectinida : Aviculopectinidae : *Acanthopecten*	265.1 - 259.9 Ma Permian
Porifera phylum	2	Animalia : Porifera	265.1 - 259.9 Ma Permian

References

Wardlaw B. R. (1977) The biostratigraphy and paleoecology of the Gerster Limestone (Upper Permian) in Nevada and Utah, U.S.G.S. Open File Report 77 470, 1-125

Gilmour E. H., Snyder E. M. (1986) Stellahexaformis and Morozoviella, two new genera of Bryozoa from the Gerster Formation, northeastern Nevada, Contributions to Geology, University of Wyoming 24, 211-217

Snyder E. M., Gilmour E. H. (2006) New fenestrate Bryozoa of the Gerster Limestone (Permian), Medicine Range, northeastern Nevada, Journal of Paleontology 80 5, 867-888

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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