Pseudogygites latimarginatus (Hall 1847)
By Ludwigia
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With a width of 9cm., the largest pygidium of this species I have ever found. Found on the Rideau riverbank near Manotick, On. in shale dumped there to shore up the banks which probably originates from the Ordovician Billings Shale Formation.
Photo Information
- Taken with Canon Canon PowerShot SX230 HS
- Focal Length 5 mm
- Exposure Time 3/10
- f Aperture f/8.0
- ISO Speed 100
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