Heterocentrotus_trigonarius

<i>Heterocentrotus trigonarius</i>

Heterocentrotus trigonarius

Species of sea urchin

Heterocentrotus trigonarius,[1] commonly known as the slate pencil urchin or red slate pencil urchin,[2] is found in the tropical waters of the Indo-Pacific region.[1] Heterocentrotus mamillatus is a similar, related species.[2]

Quick Facts Heterocentrotus trigonarius, Scientific classification ...

Heterocentrotus trigonarius can grow to 30 cm (12 in) in diameter (spine-to-spine). The spines are potentially harmful to humans if trodden on.[2]

References

Wikimedia Commons has media related to Heterocentrotus trigonarius.
  1. [1]
    Kroh A, Mooi R, eds. (2023). "Heterocentrotus trigonarius (Lamarck, 1816)". World Echinoidea Database. World Register of Marine Species. Retrieved 22 October 2023.
  2. [2]
    "Critter of the Week: The tropical slate pencil urchin". NIWA. Retrieved 22 October 2023.


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