Heliocidaris

Heliocidaris is a genus of sea urchins, part of the family Echinometridae.

Heliocidaris
Heliocidaris erythrogramma
Scientific classification
Kingdom:	Animalia
Phylum:	Echinodermata
Class:	Echinoidea
Order:	Camarodonta
Family:	Echinometridae
Genus:	Heliocidaris L. Agassiz & Desor, 1846

Characteristics

This genus is typical of west Pacific Ocean (Japan to New Zealand), in particular in Australia. Some species are edible.

List of species

This genus contains 6 extant species and 1 fossil :

• Heliocidaris australiae (A. Agassiz, 1872)
• Heliocidaris bajulus (Dartnall, 1972)
• Heliocidaris crassispina (A. Agassiz, 1863)
• Heliocidaris erythrogramma (Valenciennes, 1846)
• Heliocidaris ludbrookae Philip, 1965 †
• Heliocidaris robertsi Lindley, 2004
• Heliocidaris tuberculata (Lamarck, 1816)

• 
  Heliocidaris erythrogramma
• 
  Heliocidaris tuberculata