USNM700g, Arnold Ranch, Glass Mountains (Carboniferous of the United States)

Also known as Reef 3470

Where: Brewster County, Texas (30.2° N, 103.4° W: paleocoordinates 5.7° S, 37.8° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Gaptank Formation, Gzhelian (303.7 - 298.9 Ma)

• Virgilian

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

• bioherm, about 15 feet wide and at least 2 or 3 feet high

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 43457: authorized by David Bottjer, entered by Matthew Clapham on 14.08.2004

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
Anthozoa
 Stauriida - Antiphyllidae
"Amplexocarinia delicata n. sp." = Falsiamplexus delicata2
"Amplexocarinia delicata n. sp." = Falsiamplexus delicata2 Ross and Ross 1963 horn coral
Rhynchonellata
 Spiriferida - Spiriferellidae
Eridmatus marathonensis1
Eridmatus marathonensis1 Cooper and Grant 1976
 Spiriferida - Elythidae
"Neophricadothyris sp." = Phricodothyris1
"Neophricadothyris sp." = Phricodothyris1 George 1932
 Terebratulida - Beecheriidae
Beecheria sp.1
Beecheria sp.1 Hall and Clarke 1893
Strophomenata
 Orthotetida - Meekellidae
Meekella texana1, Meekella prionota1
Meekella texana1 King 1931
Meekella prionota1 Cooper and Grant 1974
 Orthotetida - Derbyiidae
Derbyia sp.1
Derbyia sp.1 Waagen 1884
 Productida - Productellidae
Kozlowskia sp.1, Antiquatonia sp.1
Kozlowskia sp.1 Fredericks 1933
Antiquatonia sp.1 Miloradovich 1945
 Productida - Productidae
Reticulatia sp.1, Kochiproductus primitivus1
Reticulatia sp.1 Muir-Wood and Cooper 1960
Kochiproductus primitivus1 Cooper and Grant 1975
 Productida - Linoproductidae
Linoproductus sp.1
Linoproductus sp.1 Chao 1927
 Productida - Echinoconchidae
Echinaria cf. moorei1
Echinaria cf. moorei1 Dunbar and Condra 1932
 Productida - Aulostegidae
Limbella costata1
 Productida - Scacchinellidae
Scacchinella primitiva1
Scacchinella primitiva1 Cooper and Grant 1975
 Productida - Cyclacanthariidae
Teguliferina boesei1
1Cooper and Grant 1977; 2Ross and Ross 1963