Proetus (Crassiproetus) canadensis (Stumm 1953)
By Ludwigia
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Pygidium. 3.5cm.
Hungry Hollow Member
Widder Formation
Givetian
Middle Devon
Found at the south pit at Hungry Hollow, Arkona, On., Canada
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Photo Information
- Taken with Canon Canon PowerShot SX230 HS
- Focal Length 5 mm
- Exposure Time 1/30
- f Aperture f/3.1
- ISO Speed 100
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