'Journey through a Sand Dollar', Laura North (Materials Engineering)

"Clypeasteroida" Motif Neckpiece. These forms are based off of organisms found in the scientific group that includes sea urchins and sand dollars. by Katie Schutte

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Image titled Clean and Preserve Sand Dollars Step 1

Sand Dollars (or sea cookie or snapper biscuit in New Zealand, or pansy shell in South Africa) refers to species of extremely flattened, burrowing sea urchins belonging to the order Clypeasteroida. || ©*omania*, via flickr

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Sand Dollar / Clypeasteroida I 'specimen' pale by sakurasnow, $32.00

Gorgon's Head, Sand Dollars, Sea Urchins, Hatpin Urchin, Diadems

Katie Schutte

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Sand Dollar / Clypeasteroida I 'specimen' (pale) - Limited edition three-colour screenprint. $32.00, via Etsy.

Sand dollars, like all members of the order Clypeasteroida, possess a rigid skeleton known as a test. The test consists of calcium carbonate plates arranged in a fivefold radial pattern.

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sand dollar - Cerca con Google

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