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It's a type of Echinoderm. maybe a close relative of Tripneustes gratilla? they look oddly similar (to me anyway).


Tropical island shore line, somewhere that water resides during low tide.

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Blogie 8 years ago

I do believe the first photo shows a different species from the other two. The two are most likely the Rock-boring Urchin (Echinometra mathaei). Here's my spotting of that species:

Maria dB
Maria dB 8 years ago

nice series! Sea urchins are interesting.

Little Rex
Spotted by
Little Rex

Surigao Del Sur, Philippines

Spotted on Apr 22, 2012
Submitted on May 17, 2012

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