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slate pencil urchin

Eucidaris tribuloides

Classification

Family
Cidaridae

Heterocentrotus mamillatus, commonly known as the slate pencil urchin, red slate pencil urchin, or red pencil urchin, is a species of tropical sea urchin from the Indo-Pacific region. Description This species is a large sea urchin, capping in some specimens reaching over 8 cm in diameter, with spikes up to 10 cm. Most specimens are bright red, but brown and purple colorations are also seen.

Distribution

(c) Luke Padon, some rights reserved (CC BY) · CC-BY
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Countries in the Picchu catalog
Spain · 1