Shingle or helmet urchins, known as haukeuke kaupali in Hawaiian, are some of the most unusual sea urchins to live in Hawaii. They have Armored plates instead of spines to keep them
Helmet urchins, Colobocentrotus atratus, are also referred to as shingle urchins and armored urchins, Hawaii. They are found on smooth rocky shoreline Stock Photo - Alamy
The Echinoblog: Holding on in a Rough World: Colobocentrotus atratus-the Shingle Urchin!!
The Echinoblog: Some Colobocentrotus diversity! (aka the Shingle or Helmet Urchins!)
Helmet urchin also referred to as Shingle Urchins are a a species of sea urchin of the family Echinometridae. they can be found … | Zoology, Weird creatures, Urchin
Invertebrate of the Week: Helmet Urchin | Reef Watch Waikīkī