Palaeophycus striatus (Hall 1852)
By Ludwigia
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7cm. long. Polychaetic worm feeding burrow. Middle Jurassic. Found in the Wutach Valley.
Photo Information
- Taken with Canon Canon PowerShot SX230 HS
- Focal Length 5 mm
- Exposure Time 1/30
- f Aperture f/3.1
- ISO Speed 125
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