Hemiphragma ottawaense (Foord 1883)
By Ludwigia
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11cm. long. From the Ordovician Verulam Formation at James Dick Quarry, Gamebridge, Ontario.
Photo Information
- Taken with Canon Canon PowerShot SX230 HS
- Focal Length 5 mm
- Exposure Time 10/10
- f Aperture f/8.0
- ISO Speed 100
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