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Skinner Ranch - Dugout Mountain, Brewster County, Texas, USA

Formation	Skinner Ranch
Member	Dugout Mountain
Age:	279 - 272 Ma Permian
Interval	Artinskian
Lithology	limestone
Number of Collections	16
Number of Occurrences	83

Recorded Sample Locations

Location	Region	Stratigraphic Name
USNM700o	Brewster County, Texas, USA	Skinner Ranch - Dugout Mountain
USNM700p	Brewster County, Texas, USA	Skinner Ranch - Dugout Mountain
USNM700r	Brewster County, Texas, USA	Skinner Ranch - Dugout Mountain
USNM700s	Brewster County, Texas, USA	Skinner Ranch - Dugout Mountain
USNM700t	Brewster County, Texas, USA	Skinner Ranch - Dugout Mountain
USNM732e	Brewster County, Texas, USA	Skinner Ranch - Dugout Mountain
USNM733l	Brewster County, Texas, USA	Skinner Ranch - Dugout Mountain
USNM700m	Brewster County, Texas, USA	Skinner Ranch - Dugout Mountain
USNM700n	Brewster County, Texas, USA	Skinner Ranch - Dugout Mountain
USNM730e	Brewster County, Texas, USA	Skinner Ranch - Dugout Mountain
USNM730g	Brewster County, Texas, USA	Skinner Ranch - Dugout Mountain
USNM730i	Brewster County, Texas, USA	Skinner Ranch - Dugout Mountain
USNM730j	Brewster County, Texas, USA	Skinner Ranch - Dugout Mountain
USNM732d	Brewster County, Texas, USA	Skinner Ranch - Dugout Mountain
R.E. King 227	Brewster County, Texas, USA	Skinner Ranch - Dugout Mountain

Recorded Fossils

Accepted Name	Type	Hierarchy	Age
Composita sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Athyrididae : *Composita*	279.3 - 272.3 Ma Permian
Hustedia sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Athyridida : Neoretziidae : *Hustedia*	279.3 - 272.3 Ma Permian
Enteletes sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Orthida : Enteletidae : *Enteletes*	279.3 - 272.3 Ma Permian
Rhipidomella hessensis species	7	Animalia : Brachiopoda : Rhynchonellata : Orthida : Rhipidomellidae : Rhipidomella : *Rhipidomella hessensis*	279.3 - 272.3 Ma Permian
Paranorella sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Paranorellidae : *Paranorella*	279.3 - 272.3 Ma Permian
Stenoscisma sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Stenoscismatidae : *Stenoscisma*	279.3 - 272.3 Ma Permian
Stenoscisma venustum species	7	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Stenoscismatidae : Stenoscisma : *Stenoscisma venustum*	279.3 - 272.3 Ma Permian
Torynechus alectorius species	7	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Stenoscismatidae : Torynechus : *Torynechus alectorius*	279.3 - 272.3 Ma Permian
Phricodothyris sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Elythidae : *Phricodothyris*	279.3 - 272.3 Ma Permian
Rallacosta sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Martiniidae : *Rallacosta*	279.3 - 272.3 Ma Permian
Lepidospirifer sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Trigonotretidae : *Lepidospirifer*	279.3 - 272.3 Ma Permian
Dielasma sp. genus	6	Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Dielasmatidae : *Dielasma*	279.3 - 272.3 Ma Permian
Chondronia ningula species	7	Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Notothyrididae : Chondronia : *Chondronia ningula*	279.3 - 272.3 Ma Permian
Derbyia sp. genus	6	Animalia : Brachiopoda : Strophomenata : Orthotetida : Derbyiidae : *Derbyia*	279.3 - 272.3 Ma Permian
Meekella hessensis species	7	Animalia : Brachiopoda : Strophomenata : Orthotetida : Meekellidae : Meekella : *Meekella hessensis*	279.3 - 272.3 Ma Permian
Goniarina sp. genus	6	Animalia : Brachiopoda : Strophomenata : Orthotetida : Schuchertellidae : *Goniarina*	279.3 - 272.3 Ma Permian
Chonosteges variabilis species	7	Animalia : Brachiopoda : Strophomenata : Productida : Aulostegidae : Chonosteges : *Chonosteges variabilis*	290.1 - 279.3 Ma Permian
Glyptosteges intricatus species	7	Animalia : Brachiopoda : Strophomenata : Productida : Aulostegidae : Glyptosteges : *Glyptosteges intricatus*	290.1 - 279.3 Ma Permian
Limbella limbata species	7	Animalia : Brachiopoda : Strophomenata : Productida : Aulostegidae : Limbella : *Limbella limbata*	279.3 - 272.3 Ma Permian
Rhamnaria grandis species	7	Animalia : Brachiopoda : Strophomenata : Productida : Aulostegidae : Rhamnaria : *Rhamnaria grandis*	290.1 - 279.3 Ma Permian
Acritosia peculiaris species	7	Animalia : Brachiopoda : Strophomenata : Productida : Cyclacanthariidae : Acritosia : *Acritosia peculiaris*	279.3 - 272.3 Ma Permian
Acritosia solida species	7	Animalia : Brachiopoda : Strophomenata : Productida : Cyclacanthariidae : Acritosia : *Acritosia solida*	279.3 - 272.3 Ma Permian
Hercosia uddeni species	7	Animalia : Brachiopoda : Strophomenata : Productida : Hercosiidae : Hercosia : *Hercosia uddeni*	279.3 - 272.3 Ma Permian
Choanodus sp. genus	6	Animalia : Brachiopoda : Strophomenata : Productida : Lyttoniidae : *Choanodus*	279.3 - 272.3 Ma Permian
Choanodus perfectus species	7	Animalia : Brachiopoda : Strophomenata : Productida : Lyttoniidae : Choanodus : *Choanodus perfectus*	279.3 - 272.3 Ma Permian
Sceletonia sp. genus	6	Animalia : Brachiopoda : Strophomenata : Productida : Lyttoniidae : *Sceletonia*	279.3 - 272.3 Ma Permian
Sceletonia crassa species	7	Animalia : Brachiopoda : Strophomenata : Productida : Lyttoniidae : Sceletonia : *Sceletonia crassa*	279.3 - 272.3 Ma Permian
Compressoproductus parvus species	7	Animalia : Brachiopoda : Strophomenata : Productida : Monticuliferidae : Compressoproductus : *Compressoproductus parvus*	279.3 - 272.3 Ma Permian
Echinauris sp. genus	6	Animalia : Brachiopoda : Strophomenata : Productida : Productellidae : *Echinauris*	279.3 - 272.3 Ma Permian
Echinauris irregularis species	7	Animalia : Brachiopoda : Strophomenata : Productida : Productellidae : Echinauris : *Echinauris irregularis*	279.3 - 272.3 Ma Permian
Nudauris sp. genus	6	Animalia : Brachiopoda : Strophomenata : Productida : Productellidae : *Nudauris*	279.3 - 272.3 Ma Permian
Peniculauris sp. genus	6	Animalia : Brachiopoda : Strophomenata : Productida : Productidae : *Peniculauris*	290.1 - 279.3 Ma Permian
Spyridiophora reticulata species	7	Animalia : Brachiopoda : Strophomenata : Productida : Productidae : Spyridiophora : *Spyridiophora reticulata*	279.3 - 272.3 Ma Permian
Dyoros (Dyoros) consanguineus species	7	Animalia : Brachiopoda : Strophomenata : Productida : Rugosochonetidae : Dyoros : *Dyoros (Dyoros) consanguineus*	279.3 - 272.3 Ma Permian
Dyoros (Dyoros) subliratus species	7	Animalia : Brachiopoda : Strophomenata : Productida : Rugosochonetidae : Dyoros : *Dyoros (Dyoros) subliratus*	279.3 - 272.3 Ma Permian
Diffingia coita species	7	Animalia : Cnidaria : Anthozoa : Diffingiidae : Diffingia : *Diffingia coita*	279.3 - 272.3 Ma Permian
Diffingia collecticia species	7	Animalia : Cnidaria : Anthozoa : Diffingiidae : Diffingia : *Diffingia collecticia*	279.3 - 272.3 Ma Permian
Diffingia divisa species	7	Animalia : Cnidaria : Anthozoa : Diffingiidae : Diffingia : *Diffingia divisa*	279.3 - 272.3 Ma Permian
Diffingia largifica species	7	Animalia : Cnidaria : Anthozoa : Diffingiidae : Diffingia : *Diffingia largifica*	279.3 - 272.3 Ma Permian
Turgidiffia composita species	7	Animalia : Cnidaria : Anthozoa : Diffingiidae : Turgidiffia : *Turgidiffia composita*	279.3 - 272.3 Ma Permian
Assimulia (Assimulia) abscessa species	7	Animalia : Cnidaria : Anthozoa : Stauriida : Lophotichiidae : Assimulia : *Assimulia (Assimulia) abscessa*	279.3 - 272.3 Ma Permian
Assimulia (Assimulia) tergida species	7	Animalia : Cnidaria : Anthozoa : Stauriida : Lophotichiidae : Assimulia : *Assimulia (Assimulia) tergida*	279.3 - 272.3 Ma Permian
Lophotichium dugoutense species	7	Animalia : Cnidaria : Anthozoa : Cyathaxoniidae : Lophotichium : *Lophotichium dugoutense*	279.3 - 272.3 Ma Permian
Paraduplophyllum (Vacoea) tubaeformis species	7	Animalia : Cnidaria : Anthozoa : Stauriida : Lophotichiidae : Paraduplophyllum : *Paraduplophyllum (Vacoea) tubaeformis*	279.3 - 272.3 Ma Permian
Pseudovidrioceras dunbari species	7	Animalia : Mollusca : Cephalopoda : Ammonoidea : Marathonitidae : Pseudovidrioceras : *Pseudovidrioceras dunbari*	279.3 - 272.3 Ma Permian
Eothinites hessensis species	7	Animalia : Mollusca : Cephalopoda : Ammonoidea : Metalegoceratidae : Eothinites : *Eothinites hessensis*	279.3 - 272.3 Ma Permian
Metalegoceras sp. genus	6	Animalia : Mollusca : Cephalopoda : Ammonoidea : Metalegoceratidae : *Metalegoceras*	279.3 - 272.3 Ma Permian
Perrinites sp. genus	6	Animalia : Mollusca : Cephalopoda : Ammonoidea : Perrinitidae : *Perrinites*	279.3 - 272.3 Ma Permian
Perrinites hilli species	7	Animalia : Mollusca : Cephalopoda : Goniatitida : Perrinitidae : Perrinites : *Perrinites hilli*	279.3 - 272.3 Ma Permian
Bamyaniceras knighti species	7	Animalia : Mollusca : Cephalopoda : Ammonoidea : Medlicottiidae : Bamyaniceras : *Bamyaniceras knighti*	279.3 - 272.3 Ma Permian
Eumedlicottia whitneyi species	7	Animalia : Mollusca : Cephalopoda : Ammonoidea : Medlicottiidae : Eumedlicottia : *Eumedlicottia whitneyi*	279.3 - 272.3 Ma Permian

References

King R. E. (1931) The Geology of the Glass Mountains, Texas, Part II, Faunal summary and correlation of the Permian formations with description of Brachiopoda, The University of Texas Bulletin 3042, 1-245

Cooper G. A., Grant R. E. (1977) Permian Brachiopods of West Texas, VI, Smithsonian Contributions to Paleobiology 32, 3161-3370

Fedorowski J. (1985) Diffingiina, a new suborder of the rugose corals from SW Texas, Acta Palaeontologica Polonica 30, 209-240

Fedorowski J. (1987) Upper Paleozoic rugose corals from southwestern Texas and adjacent areas: Gaptank Formation and Wolfcampian corals, Palaeontologia Polonica 48, 3-271

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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