Cidaris sp. aboral/side view
Cidaris sp., Calcários Apinhoados da Costa D'Arnes formation, Upper Cenomanian, Portugal.
10 mm.
Ps. Juvenile specimen (?)
From the album:
Echinoidea from Calcários Apinhoados da Costa D'Arnes formation
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Photo Information
- Taken with Canon Canon EOS 550D
- Focal Length 50 mm
- Exposure Time 1/60
- f Aperture f/4.0
- ISO Speed 500
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