Unit 1 (7 ft. below top), upper shale member, Mahantango Fm., Girtys Notch, PA (Devonian of the United States)
Where: Pennsylvania (40.5° N, 76.9° W: paleocoordinates 39.1° S, 25.2° W)
• small collection-level geographic resolution
When: Upper shale Member (Mahantango Formation), Givetian (387.7 - 382.7 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; gray, silty shale
• shale, silty, olive gray
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 10099: authorized by Arnold Miller, entered by Karen Layou on 15.02.2001
Creative Commons license: CC BY (attribution)
Taxonomic list
• Relative abundance information: present (1 specimen collected), common (2-10 specimens collected), abundant (more than 10 specimens collected), very abundant (sample is extremely rich in a given species)
Show authors, comments, and common names
Rhynchonellata | |
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Stenolaemata | |
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