![](http://www.alamy.com/thumbs/6/265D9979-43E5-46CC-97CF-3EC1DA5411D0/B1RBT2.jpg)
A live five holed keyhole urchin Mellita sp often called a "sand dollar" in the sand underwater
Sanibel Island Florida Gulf Coast
Size: 5154px × 3450px
Photo credit: © Martin Shields / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: alive, biology, dollar, echinoderm, echinodermata, fauna, holed, invertebrate, keyhole, life, live, living, marine, mellita, radial, sand, sea, sp, symmetry, urchin, wildlife, zoology