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  2. Starfish - Wikipedia

    en.wikipedia.org/wiki/Starfish

    Starfish or sea stars are star-shaped echinoderms belonging to the class Asteroidea (/ ˌ æ s t ə ˈ r ɔɪ d i ə /). Common usage frequently finds these names being also applied to ophiuroids, which are correctly referred to as brittle stars or basket stars. Starfish are also known as asteroids due to being in the class Asteroidea.

  3. Marthasterias - Wikipedia

    en.wikipedia.org/wiki/Marthasterias

    Like other starfish in the family Asteriidae, Marthasterias glacialis is a predator and feeds mostly on bivalve molluscs and other invertebrates. [6] It has been found that secondary metabolites known as saponins, found within the starfish's tissues, have a dramatic effect on the whelk Buccinum undatum.

  4. Brisingidae - Wikipedia

    en.wikipedia.org/wiki/Brisingidae

    The Brisingidae are a family of starfish found only in the deep sea. [2] ... Members of this family live on hard surfaces at depths between 100 and 4,500 m (300 and ...

  5. Heliaster kubiniji - Wikipedia

    en.wikipedia.org/wiki/Heliaster_kubiniji

    Xantus, 1860 [1] Heliaster kubiniji is a species of starfish in the order Forcipulatida . It is commonly known as the gulf sun star , the common sun star or estrella de mar de golfo and it occurs in the intertidal zone of the Pacific coast of California, Mexico and Nicaragua.

  6. Ophiocomina nigra - Wikipedia

    en.wikipedia.org/wiki/Ophiocomina_nigra

    O. nigra is a predator, scavenger and filter feeder. It catches pieces of organic detritus and small invertebrate prey with its arms and thrusts them into its mouth. It can scavenge from carcases or graze on algal films. [5] As a suspension feeder, it raises one or more arms into the current of water flowing past.

  7. Common starfish - Wikipedia

    en.wikipedia.org/wiki/Common_starfish

    The common starfish, common sea star or sugar starfish (Asterias rubens) is the most common and familiar starfish in the north-east Atlantic. Belonging to the family Asteriidae, it has five arms and usually grows to between 10–30 cm across, although larger specimens (up to 52 cm across) are known. The common starfish is usually orange or ...

  8. Luidia australiae - Wikipedia

    en.wikipedia.org/wiki/Luidia_australiae

    Luidia australiae has a variable number of long, slim, tapering arms but seven is the most common number. The central disc and the arms are a dull yellow colour, irregularly blotched with dark green or black.

  9. Luidia maculata - Wikipedia

    en.wikipedia.org/wiki/Luidia_maculata

    Luidia maculata is a species of starfish in the family Luidiidae in the order Paxillosida.It is native to the Indo-Pacific region. [2] It is commonly known as the eight-armed sea star because, although the number of arms varies from five to nine, eight arms seems to be the most common.