USNM702e, Hill 5725, Glass Mountains (Permian of the United States)

Where: Brewster County, Texas (30.4° N, 103.2° W: paleocoordinates 1.1° N, 33.3° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Taylor Ranch Member (Hess Formation), Kungurian (279.3 - 272.3 Ma)

• Taylor Ranch member is ~5 m thick (approx.) Leonardian (Hessian).

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified, gray, silty wackestone

• bioherm
• Very light grey, silty, brachiopod wackestone. Sparse small crinoid fragments (usually <3 mm, rarely up to 8 mm), and rare tiny bryozoans.

Size class: macrofossils

Preservation: replaced with silica

Reposited in the USNM

Collection methods: bulk, chemical,

Primary reference: G. A. Cooper and R. E. Grant. 1972. Permian brachiopods of west Texas, I. Smithsonian Contributions to Paleobiology 14:1-231 [D. Bottjer/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 43497: authorized by David Bottjer, entered by Matthew Clapham on 14.08.2004, edited by Uta Merkel and Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

• A variety of papers list the brachiopods, nearly all gastropods, most bivalves (except primarily Paleotaxodonts), trilobites, chitons, siliceous sponges, rugose corals (only from Gaptank and Asselian/Sakmarian formations).
Show authors, comments, and common names
unclassified
  -
Clinodomia obstipa3
Clinodomia obstipa3
Labelled in collection, never published?
Foraminifera
 Fusulinoidea - Fusulinidae
Fusulinidae indet.3
Fusulinidae indet.3 Moeller 1878
Personal ID from collections
Echinoidea
  -
Echinoidea indet.3
Echinoidea indet.3 Leske 1778 sea urchin
Personal ID from collections
Crinoidea
  -
Crinoidea indet.3
Crinoidea indet.3 Miller 1821 Sea lily
Personal ID from collections
Rostroconchia
 Conocardiida - Conocardiidae
? Conocardium sp.3
? Conocardium sp.3 Bronn 1835
Rostroconch, possibly Conocardium, Personal ID from collections
Cephalopoda
 Goniatitida - Perrinitidae
Perrinites hilli3
Perrinites hilli3 Smith 1903 ammonite
sensu lato
Gastropoda
 Euomphalina - Platyceratidae
Platyceras sp.3
Platyceras sp.3 Conrad 1840 snail
Personal ID from collections
 Cyrtoneritida - Orthonychiidae
"Platyceras (Orthonychia) cf. bowsheri" = Orthonychia bowsheri12
"Platyceras (Orthonychia) cf. bowsheri" = Orthonychia bowsheri12 Yochelson 1956 snail
 Cerithimorpha - Orthonemidae
"? Murchisonia (Donaldospira) sp." = Donaldospira3
"? Murchisonia (Donaldospira) sp." = Donaldospira3 Batten 1966 snail
Personal ID from collections
 Bellerophontida -
Bellerophontoidea indet.11
Bellerophontoidea indet.11 M'Coy 1851 snail
Personal ID from collections
 Murchisoniina - Gosseletinidae
Peruvispira delicata2, Apachella sp.3, Lacunospira sp.3, Glabrocingulum sp.3
Peruvispira delicata2 Chronic 1949 snail
Apachella sp.3 Winters 1956 snail
Personal ID from collections
Lacunospira sp.3 Batten 1958 snail
Personal ID from collections
Glabrocingulum sp.3 Thomas 1940 snail
Personal ID from collections
 Murchisoniina - Phymatopleuridae
Tapinotomaria rugosa1
Tapinotomaria rugosa1 Batten 1956 snail
 Murchisoniina - Eotomariidae
Euconospira sp.3
Euconospira sp.3 Ulrich and Scofield 1897 snail
Personal ID from collections
Bivalvia
 Nuculanida - Nuculanidae
Nuculanidae indet.3
Nuculanidae indet.3 Adams and Adams 1858 pointed nut clam
1 LV, Small
 Carditida -
"Crassatellacea indet." = Crassatelloidea3
"Crassatellacea indet." = Crassatelloidea3 Férussac 1822 clam
1 LV, 1 RV, Medium 8 mm
 Carditida - Astartidae
Astartella sp.3
Astartella sp.3 Hall 1858 clam
1 LV, Small
 Myalinida - Myalinidae
Elversella rugosa n. gen.7
Elversella rugosa n. gen.7 McRoberts and Newell 2001 clam
3A, 8LV, 1RV, Medium
 Pectinida - Limipectinidae
Acanthopecten coloradoensis10
Acanthopecten coloradoensis10 Newberry 1861 scallop
 Pectinida - Heteropectinidae
Girtypecten sublaqueatus10, Cassianoides kingorum10
Girtypecten sublaqueatus10 Girty 1908 scallop
Cassianoides kingorum10 Newell and Boyd 1995 scallop
1 RV, Small
 Pectinida - Aviculopectinidae
Obliquipecten granti10
Obliquipecten granti10 Newell and Boyd 1995 scallop
 Pectinida - Pseudomonotidae
Prospondylus acinetus8
Prospondylus acinetus8 Newell and Boyd 1970 scallop
1 LV, V. large
 Pectinida - Streblochondriidae
Eocamptonectes papillatus10, Guizhoupecten cheni9
Eocamptonectes papillatus10 Girty 1908 scallop
6 LV, 7 RV, Medium-Large
Guizhoupecten cheni9 Newell and Boyd 1985 scallop
Rhynchonellata
 Rhynchonellida - Stenoscismatidae
Stenoscisma sp.3, Stenoscisma hadrum3, Stenoscisma doricranum3
Stenoscisma sp.3 Conrad 1839
1A, V. large 2 cm
Stenoscisma hadrum3 Cooper and Grant 1976
38A, 1P, 1B, V. large 2 cm
Stenoscisma doricranum3 Cooper and Grant 1976
1A, Medium
 Rhynchonellida - Pontisiidae
Antronaria transversa3, Antronaria speciosa3
Antronaria transversa3 King 1931
151A, 4P, 0B, Medium ~1cm
Antronaria speciosa3 Cooper and Grant 1976
8A, 1P, 1B, Medium ~1cm
 Spiriferida - Ambocoeliidae
Crurithyris "sp. C"3
Crurithyris "sp. C"3 George 1931
30A, 97P, 24B, Tiny 4 mm
 Spiriferida - Trigonotretidae
Neospirifer notialis3
Neospirifer notialis3 Cooper and Grant 1976
30A, 4P, 2B, Monstrous >5 cm
 Athyridida - Athyrididae
Composita apsidata3
Composita apsidata3 Cooper and Grant 1976
416A, 12P, 10B, V. large 2 cm
 Athyridida - Neoretziidae
Hustedia cepacea3
Hustedia cepacea3 Cooper and Grant 1976
940A, 3P, 3B, Small 5-8 mm
 Orthida - Rhipidomellidae
Rhipidomella hessensis3
Rhipidomella hessensis3 King 1931
1730A, 324P, 438B, Large 1.5 cm
 Orthida - Enteletidae
Enteletes subcircularis3
Enteletes subcircularis3 Cooper and Grant 1976
47A, 10P, 8B, Huge 2-4 cm
 Orthida - Schizophoriidae
"Acosarina dorsisulcata" = Acosarina minuta3
"Acosarina dorsisulcata" = Acosarina minuta3 Abich 1878
72A, 60P, 40B, Medium ~1cm
 Terebratulida - Dielasmatidae
Dielasma longisulcatum3
Dielasma longisulcatum3 Cooper and Grant 1976
3A, 2P, 1B, Medium
 Terebratulida - Notothyrididae
Chondronia ningula3
Chondronia ningula3 Cooper and Grant 1976
42A, Tiny 4 mm
 Terebratulida - Cryptonellidae
Heterelasma "sp. 4"3
Heterelasma "sp. 4"3 Girty 1908
4A, Medium 8 mm
Strophomenata
 Strophomenida - Rugosochonetidae
Rugaria hessensis3
Rugaria hessensis3 King 1931
255A, 1P, Medium
 Productida - Cyclacanthariidae
Teguliferina compacta3
Teguliferina compacta3 Cooper and Grant 1975
3A, Medium
 Productida - Paucispiniferidae
Oncosarina whitei3
Oncosarina whitei3 King 1931
43A, 102P, Large 1 cm
 Productida - Productellidae
Spyridiophora reticulata3, Thamnosia silicica3
Spyridiophora reticulata3 King 1931
2A, 1P, Large
Thamnosia silicica3 Cooper and Grant 1975
19A, 15P, 1B, V. large 2 cm
 Productida - Productidae
Peniculauris imitata3
Peniculauris imitata3 Cooper and Grant 1975
9A, 13P, Monstrous >5 cm
 Productida - Monticuliferidae
Compressoproductus "sp. 1"3
Compressoproductus "sp. 1"3 Sarytcheva 1960
1A, Large?
 Productida - Schrenkiellidae
"Linoproductus undatus" = Coopericus undatus3
"Linoproductus undatus" = Coopericus undatus3 Cooper and Grant 1975
5A, 12P, V. large 2 cm
 Productida - Aulostegidae
Chonosteges limbatus3, Limbella "sp. 1"3
Chonosteges limbatus3 Cooper and Grant 1975
28 A, Medium 8 mm
Limbella "sp. 1"3 Stehli 1954
2A, V. large 2 cm
 Orthotetida - Derbyiidae
Diplanus lamellatus3, Derbyia crenulata3
Diplanus lamellatus3 King 1931
3A, 1P, Medium
Derbyia crenulata3 Girty 1908
1A, Medium
 Orthotetida - Schuchertellidae
Goniarina futilis3
Goniarina futilis3 Cooper and Grant 1974
1P, 1B, Medium 8 mm
 Orthotetida - Meekellidae
Meekella hessensis3
Meekella hessensis3 King 1931
6A, Large
Bryozoa
  -
Bryozoa indet.3
Bryozoa indet.3 Ehrenberg 1831
Ramose bryozoa, Personal ID from collections
Stenolaemata
 Cryptostomata - Acanthocladiidae
Adlatipora sp.6
Adlatipora sp.6 Gautier et al. 2013
Anthozoa
 Stauriida - Diffingiidae
Diffingia largifica4
Diffingia largifica4 Fedorowski 1985 horn coral
 Stauriida - Lophotichiidae
Assimulia (Assimulia) flexibilis5, Paraduplophyllum (Vacoea) amplexoides5, Paraduplophyllum (Vacoea) nealranchense5
Assimulia (Assimulia) flexibilis5 Fedorowski 1987 horn coral
Paraduplophyllum (Vacoea) amplexoides5 Fedorowski 1987 horn coral
subsp. amplexoides
Paraduplophyllum (Vacoea) nealranchense5 Fedorowski 1987 horn coral
 Stauriida - Lophophyllidae
Lophophyllidium (Lophophyllidium) ? dunbari5
Lophophyllidium (Lophophyllidium) ? dunbari5 Moore and Jeffords 1941 horn coral
Demospongiae
 Protomonaxonida - Heliospongiidae
Heliospongia sp.
Heliospongia sp. Girty 1908 demosponge
 Agelasida - Girtycoeliidae
Girtycoelia sp.
Girtycoelia sp. King 1933 demosponge
1Batten 1958; 2Batten 1989; 3Cooper and Grant 1977; 4Fedorowski 1985; 5Fedorowski 1987; 6Gautier et al. 2013; 7McRoberts and Newell 2001; 8Newell and Boyd 1970; 9Newell and Boyd 1985; 10Newell and Boyd 1995; 11Wagner 2023; 12Yochelson 1956