Arco Hills, Pennsylvanian, Idaho (Carboniferous of the United States)

Also known as Reef 183

Where: Idaho (43.7° N, 113.3° W: paleocoordinates 9.7° N, 35.4° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Juniper Gulch Member (Snaky Canyon Formation), Virgilian (303.7 - 298.9 Ma)

• group of beds-level stratigraphic resolution

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

• basin superimposed on former foreland setting
• Phylloid algal and Palaeoaplysina bafflestone mound

Size class: mesofossils

Collection methods: peel or thin section,

• Data are from biofacies 2

Primary reference: R. H. Breuninger, K. L. Canter, and P. E. Isaacson. 1989. Pennsylvanian-Permian Palaeoaplysina and algal buildups, Snaky Canyon Formation, east-central Idaho, U.S.A. In H. H. J. Geldsetzer, N. P. James, and G. E. Tebbutt (eds.), Reefs, Canada and adjacent areas. Canadian Soc. Petrol. Geologists, Memoir 13:631-637 [W. Kiessling/W. Kiessling/W. Kiessling]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 45345: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 19.10.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Hormogoneae
 Oscillatoriales - Girvanellaceae
Girvanella sp. Nicholson and Etheridge 1878
Hydrozoa
  - Nigriporellidae
Tubiphytes sp. Maslov 1956
Rhodophyceae
 Archaeolithophyllales - Palaoaplysinaceae
Palaeoaplysina sp. Krotov 1888
Florideophyceae
 Cryptonemiales - Archaeolithophyllaceae
Ulvophyceae
 Bryopsidales - Halimedaceae
Eugonophyllum sp. Konishi and Wray 1961
Foraminifera
  -
 Tetrataxoidea - Tetrataxidae
Tetrataxis sp. Ehrenberg 1854
 Endothyroidea - Endothyridae
 Palaeotextularoidea - Biseriamminidae
Globivalvulina sp. Schubert 1921
 Fusulinoidea - Schwagerinidae