Unit 3, Montebello Member, Mahantango Fm., Marysville, Perry Co., PA (Devonian of the United States)
Where: Perry County, Pennsylvania (40.3° N, 76.9° W: paleocoordinates 39.3° S, 25.3° W)
When: Montebello Member (Mahantango Formation), Givetian (387.7 - 382.7 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; gray, argillaceous, sandy shale and sandstone
• shale, sandy, grayish-olive, becoming more sandy toward top of unit, upper half more properly argillaceous sandstone
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 9666: authorized by Arnold Miller, entered by Karen Layou on 10.01.2001
Creative Commons license: CC BY (attribution)
Taxonomic list
• Relative abundance information: present (one specimen collected), common (2-10 specimens collected), abundant (more than 10 specimens collected), very abundant (sample extremely rich in a given species)
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