ammonites
Lake Cumberland area, wackestone buildups (Carboniferous of the United States)

Also known as Reef 274

Where: Russell County, Kentucky (36.9° N, 85.0° W: paleocoordinates 21.2° S, 32.9° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Fort Payne Formation, Chadian (345.3 - 345.0 Ma)

• Late Osagean

•JA: the late Osagean is late Chadian according to Kammer and Ausich 2007

• group of beds-level stratigraphic resolution

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

• Very poorly sorted crinoid-fenestrate bryozoan wackestones, packstones and rare lime mudstones. 140-400 m horizontal dimensions, 5-14 m thick.

Size class: macrofossils

Primary reference: W. I. Ausich and D. L. Meyer. 1990. Origin and composition of carbonate buildups and associated facies in the Fort Payne Formation (Lower Mississippian, south-central Kentucky): an integrated sedimentologic and paleoecologic analysis. . Geological Society of America Bulletin 102:129-146 [G. Webster/G. Webster] more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 76446: authorized by Wolfgang Kiessling, entered by Uta Merkel on 20.11.2007