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Pterasteridae

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Pterasteridae is a family of sea stars in the order Velatida, consisting of eight genera.

Species

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FAMILY

  1. KingdomAnimalia
  2. PhylumEchinodermata
  3. ClassAsteroidea
  4. OrderVelatida
  5. FamilyPterasteridae
Habitatmarine

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Starfish at Tafelberg deep DSC09595.JPG
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Commons category
Pterasteridae
taxon name
Pterasteridae
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Article

4 sections
Contents
  • Description and characteristics
  • Genera
  • References
  • External links

Pterasteridae is a family of sea stars in the order Velatida, consisting of eight genera.

== Description and characteristics == Pterasterids are primarily deep-water, and have an inflated aboral surface. Like many other members of the ordo Velatida, they have a hole in the middle of the central disc called "osculum", from which they can expel mucus for defending against predators.

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