Piece of Devonian Graptolite from Erie Co., NY.
Dictyonema hamiltoniae (graptolite)
Middle Devonian
Moscow Formation
Windom Shale
Hamilton Group
Penn Dixie Quarry
Blasdell, NY.
- 1
Photo Information
- Taken with Canon Canon PowerShot A470
- Focal Length 6.3 mm
- Exposure Time 1/15
- f Aperture f/3.0
- ISO Speed 200
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