Stictopora sp. (Hall 1847)
1.5cm. It's the stalk in the middle of various trilobite parts, etc. on a hash plate from the JD quarry at Gamebridge,On., Canada. Upper Ordovician, Katian, Verulam Formation.
Photo Information
- Taken with Panasonic DMC-FS3
- Focal Length 5.5 mm
- Exposure Time 10/10000
- f Aperture f/2.8
- ISO Speed 100
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