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Sand Dollar


Dark brown sand dollar viewed from above.
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Top view of a dark reddish-brown sand dollar with radial symmetry.
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Close-up of sand dollar surface showing spines and five-part symmetry.
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Top view of a sand dollar with visible petal-like pattern.
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Underside of a sand dollar showing central mouth opening and radial grooves.
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Close-up of a sand dollar underside showing central mouth and textured surface.
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Dried and bisected sand dollar showing external and internal structures.
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Cross-section of a sand dollar showing internal chambers and central structure.
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Close-up of internal structure from a bisected sand dollar.
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Cross-section of a sand dollar showing star-shaped internal structure.
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Title

Sand Dollar

Subject

Echinodermata -- Physiology
Sand dollars
Dissection

Description

Ten photographs of various stages of the dissection of a sand dollar.

Source

State University of New York at Buffalo. Department of Biological Sciences

Publisher

State University of New York at Buffalo. University Libraries

Date

2005-11-07

Rights

IN COPYRIGHT - EDUCATIONAL USE PERMITTED. This Item is protected by copyright and/or related rights. You are free to use this Item in any way that is permitted by the copyright and related rights legislation that applies to your use. In addition, no permission is required from the rights-holder(s) for educational uses. For other uses, you need to obtain permission from the rights-holder(s).

Format

image/jpeg

Type

Image

Identifier

SandDollar02N
SandDollar03N
SandDollar06N
SandDollar08N
SandDollar09N
SandDollar12N
SandDollar21N
SandDollar37N
SandDollar39N
SandDollar46N

Is Part Of

Evolutionary Biology Digital Dissection Collections. BIO-001

Citation

“Sand Dollar,” Digital Collections - University at Buffalo Libraries, accessed November 18, 2025, https://digital.lib.buffalo.edu/items/show/4226.