Lucas Formation
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| Lucas Formation | |
|---|---|
| Stratigraphic range: Middle Devonian | |
| File:Lucas Dolomite (Middle Devonian; Auglaize Quarry, near Junction, Ohio, USA) 5 (48904937882).jpg Lucas Dolomite (Middle Devonian; quarry near Junction, Ohio) | |
| Type | Formation |
| Unit of | Detroit River Group |
| Underlies | Anderdon Limestone and Dundee Formation |
| Overlies | Amherstburg Formation |
| Location | |
| Region | Michigan and Ohio |
| Country | United States |
_5_(48904937882).jpg){kind=link}
The Lucas Formation is a geologic formation in U.S. states of Michigan and Ohio. It preserves fossils dating back to the middle Devonian period.
Fossil content
[edit | edit source]| Cnidarians | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Siphonophrentis | S. gigantea | [1] | A coral | ||
References
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