Unit 2 (top of unit), upper shale member, Mahantango Fm., New Bloomfield, PA (Devonian of the United States)
Where: Pennsylvania (40.4° N, 77.2° W: paleocoordinates 39.5° S, 25.4° W)
• small collection-level geographic resolution
When: Upper shale Member (Mahantango Formation), Givetian (388.1 - 383.7 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; gray, green, argillaceous siltstone
• siltstone, argillaceous, medium greenish gray in 1-18 inch beds
Collection methods: surface (in situ),
Primary reference: R. L. Ellison. 1965. Stratigraphy and Paleontology of the Mahantango Formation in south-central Pennsylvania. Pennsylvania Geological Survey Bulletin G48 1-298 [A. Miller/K. Layou] more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 9897: authorized by Arnold Miller, entered by Karen Layou on 30.01.2001