Pseudocidaris sp spines
Pseudocidaris sp, Camadas de Alcobaça formation, Kimmeridgian, Portugal.
Several spines 1.5-3 cm.
Photo Information
- Taken with Canon Canon EOS 550D
- Focal Length 48 mm
- Exposure Time 1/60
- f Aperture f/5.6
- ISO Speed 160
By ricardo
Pseudocidaris sp, Camadas de Alcobaça formation, Kimmeridgian, Portugal.
Several spines 1.5-3 cm.
By rocket,
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