© Robert Siegel
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Urchins

Phylum: Echinodermata
Class: Echinoidea

Species on page

+ Galapagos slate pencil urchin (Eucidaris galapagensis)
+ Urchin (Lytechinus semituberculatus)

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Galapagos slate pencil urchin (Eucidaris galapagensis)

Urchin

galapagos
Galapagos slate pencil urchin (Eucidaris galapagensis)
Family: Cidaridae (cidarids)
 Fernandina, Galapagos
August 1, 2010
Canon Rebel T1i

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Urchin (Lytechinus semituberculatus)

Urchin

galapagos
Urchin (Lytechinus semituberculatus)
Family: Toxopneustidae (toxopneustids)
 Fernandina, Galapagos
July 29, 2010
Canon 50D

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Urchin

galapagos
Urchin (Lytechinus semituberculatus)
Family: Toxopneustidae (toxopneustids)
 Fernandina, Galapagos
July 29, 2010
Canon Rebel T1i

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Urchin

urchin

Fitzgerald Marine Reserve
May 21, 2011

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Urchin

urchin

Fitzgerald Marine Reserve
May 21, 2011

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Urchin

urchin

Fitzgerald Marine Reserve
May 21, 2011

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Urchin

urchin

Urchin
Madagascar
June 24, 2016
Olympus Tough TG-4

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Eel, urchins, coral, nudibranch

eel, urchins, coral, nudibranch

Urchin
Madagascar
June 24, 2016
Olympus Tough TG-4

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Last modified: March 9, 2025
Created: November 6, 2014 (from chiton.html)
ontact: siegelr@stanford.edu
All pictures are protected by copyright. Do not use without permission.