Echinoid
Catopygus williamsi
Mt Laurel Formation at C&D Canal, Delaware City, DE
Cretaceous Era, approx. 72 myo
1/2 inch on long axis
Copyright
© Heather J M Siple
Photo Information
- Taken with Canon Canon EOS 60D
- Focal Length 85 mm
- Exposure Time 1/25
- f Aperture f/11.0
- ISO Speed 6400
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