Asteriidae
Encyclopedia
Asteriidae is a family
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

 of Asteroidea (sea stars) in the order
Order (biology)
In scientific classification used in biology, the order is# a taxonomic rank used in the classification of organisms. Other well-known ranks are life, domain, kingdom, phylum, class, family, genus, and species, with order fitting in between class and family...

 Forcipulatida
Forcipulatida
Forcipulatida is an order of sea stars.Forcipulatids share with the Brisingid sea stars distinctive pedicellariae, consisting of a short stalk with three skeletal ossicles. Unlike that group, however, the forcipulatids tend to have a more robust body...

.

Genera

Genera within the family Asteriidae include:
  • Ampheraster Fisher, 1923
  • Anteliaster Fisher, 1923
  • Aphanasterias
  • Asterias
    Asterias
    Asterias is a genus of the Asteriidae family of sea stars. It includes several of the best-known species of sea stars, including the common starfish, Asterias rubens, and the northern Pacific seastar, Asterias amurensis.-Species:...

    Linnaeus, 1758
    • species, Asterias amurensis
      Northern Pacific seastar
      Asterias amurensis, commonly called the northern Pacific starfish, is an invasive species in Australia, and native to the coasts of northern China, North Korea, South Korea, Russia and Japan. Distribution of this species into other countries has increased...

    • species, Asterias rubens
      Common starfish
      The Common Starfish or Common Sea Star is the most common and familiar starfish in the north-east Atlantic. It has five arms and usually grows to between 10–30 cm across, although larger specimens are known. The Common Starfish is usually orange or brown, and sometimes violet;...

  • Astrometis Fisher, 1923
  • Coronaster Perrier, 1885
  • Coscinasterias
    Coscinasterias
    Coscinasterias is a genus of sea stars of the family Asteriidae.-Species:* Coscinasterias acutispina* Coscinasterias calamaria - Eleven-arm sea star* Coscinasterias dubia Clark, 1909* Coscinasterias eupleca Fisher...

    Verrill, 1867
  • Evasterias Verrill, 1914
  • Leptasterias Verrill, 1866
    • species, Leptasterias aequalis
      Leptasterias aequalis
      Leptasterias aequalis, common names little six-rayed seastar or six-armed star, is a species of starfish.This is a small species, with a total width of only about . The coloration is extremely variable....

    • species, Leptasterias hexactis
  • Lethasterias Fisher, 1923
  • Marthasterias
  • Orthasterias Verrill, 1914
  • Pedicellaster Sars, 1861
  • Pisaster
    Pisaster
    Pisaster is a genus of Pacific sea stars that includes three species, P. brevispinus, P. giganteus, and P. ochraceus. Their range extends along the Pacific coast from Alaska to southern California in the intertidal zone. Pisasters can reach up to in width and typically have five arms...

    Müller and Troschel, 1840
  • Pycnopodia
    Pycnopodia
    Pycnopodia is a genus of sea stars in the family Asteriidae....

    Stimpson, 1862
  • Rathbunaster Fisher, 1906
  • Sclerasterias
    Sclerasterias
    Sclerasterias is a genus of starfish in the family Asteriidae. Adult individuals have five arms but small, immature individuals have six. This led to the giving of a separate generic name to the juveniles, Hydrasterias, before it was realised that only one genus was involved. These young...

    Perrier, 1891
  • Smilasterias
  • Stenasterias
  • Stephanasterias Verrill, 1871
    • species, Stephanasterias albula
      Stephanasterias albula
      Stephanasterias albula is a species of starfish in the family Asteriidae. It is the only species in its genus, Stephanasterias, which was described by Verrill in 1871. It has a circumboreal distribution and is found in the north west Atlantic Ocean, the north east Pacific Ocean, the Barents Sea and...

  • Stichastrella
  • Stylasterias Verrill, 1914
  • Tarsaster Sladen, 1889
  • Urasterias
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