ammonites
Richfield Springs - Willowvale (Silurian of the United States)

Where: Herkimer County, New York (42.9° N, 74.9° W: paleocoordinates 27.8° S, 42.6° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Willowvale Formation (Clinton Group), Telychian (436.0 - 428.2 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; green shale

• Platy Green Shales

Primary reference: L.V. Rickard and D.H. Zenger. 1964. Stratigraphy and Paleontology of the Richfield Springs and Cooperstown Quadrangles, New York. Bulletin of the New York State Museum and Science Service 396:101 [L. Ivany/P. Wall] more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 76754: authorized by Linda Ivany, entered by Patrick Wall on 02.12.2007