All photographs copyright (2003-2013) by Kris H. Light

I flipped this Sea Urchin over to show the mouth in the middle of its underside. The 5 white parts are called "Aristotle's Lantern", similar to the 5 white "doves" in the center of a Sand Dollar or Keyhole Urchin. Note the tiny brown tube feet visible ...
I flipped this Sea Urchin over to show the mouth in the middle of its underside. The 5 white parts are called "Aristotle's Lantern", similar to the 5 white "doves" in the center of a Sand Dollar or Keyhole Urchin. Note the tiny brown tube feet visible between the thicker spines. The urchins use these feet to carry food to their mouth.

Adsense