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Slate Pencil Urchin Heterocentrotus mamillatus
2012-04-10 19:06:48

Slate Pencil Urchin (Heterocentrotus mamillatus), also known as Red Slate Pencil Urchin or Red Pencil Urchin, is a species of sea urchin found in the tropical waters of the Indian and Pacific oceans. It is most abundant off the coast of Hawaii. Specimens found off the coast of Hawaii have bright red spines, more so than others found elsewhere, which generally have yellowish or brown spines....

Word of the Day
mallemaroking
  • Nautical, the visiting and carousing of sailors in the Greenland ships.
This word is apparently from a confusion of two similar Dutch words: 'mallemerok,' a foolish woman, and 'mallemok,' a name for some persons among the crew of a whaling vessel.