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Orophocrinus Saltensis Close up


Arizona Chris

5x close up of the ambulacral feeding grooves. The ribs have tiny cross ribbing used to channel the flow of food to the animals mouth in the center, where the five point star is located.


From the album:

Mississippian Redwall Limestone Fossils, Arizona

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Photo Information

  • Taken with EASTMAN KODAK COMPANY KODAK EASYSHARE M1033 DIGITAL CAMERA
  • Focal Length 6.3 mm
  • Exposure Time 1/60
  • f Aperture f/3.1
  • ISO Speed 640

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