C&W Gilboa upper brachs (Devonian of the United States)

Also known as Cooper and Williams Pg. 820-821 Hwy 30 Grand Gorge section

Where: New York (42.5° N, 76.6° W: paleocoordinates 37.2° S, 24.4° W)

• coordinate estimated from map

• basin-level geographic resolution

When: Upper Member (Gilboa Formation), Givetian (387.7 - 382.7 Ma)

• Originally given as "upper Gilboa" member of Geneseo formation. Gilboa is now considered it's own formation, with informal upper and lower members. See Bridge and Willis 1994 for most recent stratigraphic revision.

• member-level stratigraphic resolution

Environment/lithology: marine; siliciclastic sediments

Size classes: macrofossils, mesofossils

Primary reference: G. A. Cooper and J. S. Williams. 1935. Tully Formation of New York. Bulletin of the Geological Society of America 46:781-868 [A. Miller/J. Zambito/J. Zambito]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 94442: authorized by Arnold Miller, entered by Jay Zambito on 21.02.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Orthotetida - Areostrophiidae
Rhynchonellata
 Terebratulida - Rhipidiothyrididae
 Spiriferida - Spinocyrtiidae
 Spiriferida - Mucrospiriferidae
  - Tropidoleptidae
 Rhynchonellida - Trigonirhynchiidae
Cupularostrum sp. Sartenaer 1961