Also known as Hamilton Ludlowville Formation, Ivy Point member, Ensenore Ravine bed Hamilton Ravine, SE end of Erieville Reservoir, Madison Co.

Where: Madison County, New York (42.7° N, 75.5° W: paleocoordinates 38.2° S, 23.1° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: lower varcus conodont zone, Ivy Point Member (Ludlowville Formation), Middle Devonian (393.3 - 382.7 Ma)

Environment/lithology: open shallow subtidal; lithified, argillaceous, muddy lime mudstone

Size class: macrofossils

Preservation: mold/impression

Collection methods: bulk,

Primary reference: L. C. Ivany, C. E. Brett, H. L. B. Wall, P. D. Wall, and J. C. Handley. 2009. Relative taxonomic and ecological stability in Devonian marine faunas of New York State: a test of coordinated stasis. Paleobiology 35(4):499-524 [B. Deline/B. Deline/M. Uhen]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 91275: authorized by Brad Deline, entered by Brad Deline on 14.09.2009

Creative Commons license: CC BY (attribution)