pl23_sanc0558.jpg
![Sand dollars are really flat sea urchins sanc0558.jpg Sand dollars are really flat sea urchins](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_sanc0558.jpg)
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https://www.noaa.gov/media/digital-library-photo/pl23sanc0558jpgDescription
Sand dollars are really flat sea urchins. This sand dollar is calledCylpeaster subdepressus.
Location
Georgia, Gray's Reef National Marine Sanctuary
Collection
Sanctuaries
Gray's Reef NMS