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The Echinometridae are a family of sea urchins in the class Echinoidea.

Echinometridae
Red pencil urchin - Papahānaumokuākea.jpg
Heterocentrotus trigonarius
Scientific classification
Kingdom:
Phylum:
Class:
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Family:
Echinometridae

Genera
See text

CharacteristicsEdit

All Echinometridae have imperforate tubercles and compound ambulacral plates.[2]

GeneraEdit

ReferencesEdit

  1. ^ a b [1] World Register of Marine Species. Retrieved 2012-07-08.
  2. ^ The Echinoid Directory The Natural History Museum. Retrieved 2011-08-27.