| 词条 | Ellsworth Shale |
| 释义 |
| name = Ellsworth Shale | image = | caption = | type = Formation | age = Late Devonian | period = Late Devonian | prilithology = | otherlithology = | namedfor = | namedby = | region = Indiana and Michigan | country = United States | coordinates = | unitof = | subunits = | underlies = Sunbury Shale | overlies = Antrim Shale | thickness = | extent = | area = | map = | map_caption = }} The Ellsworth Shale is a geologic formation in Michigan. It preserves fossils dating back to the Devonian period. {{Portal|Earth sciences|Michigan|Paleontology|Devonian|Paleozoic}}References
2 : Devonian Michigan|Upper Devonian Series |
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