''Circeaster'' is a
genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of abyssal
sea star
Starfish or sea stars are Star polygon, star-shaped echinoderms belonging to the class (biology), class Asteroidea (). Common usage frequently finds these names being also applied to brittle star, ophiuroids, which are correctly referred to ...
s in the
family
Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...
Goniasteridae
Goniasteridae (the biscuit stars) constitute the largest family of sea stars, included in the order Valvatida. They are mostly deep-dwelling species, but the family also include several colorful shallow tropical species.
Description
Goniast ...
.
Habitat and distribution
These sea stars have a flattened and broad pentagonal central disc, with 5 tapering arm. The marginal plates are thick and well delimited.
They live between 320 and 3000 meters deep, in the three main oceanic basins.
[Mah, C.L. (2006),]
Phylogenetic analysis and biogeography of the deep-sea goniasterid, ''Circeaster'' (Echinodermata: Asteroidea) including descriptions of six new species
, ''Zoosystema'', 28(4): 917-954.
Species list
According to
World Register of Marine Species
The World Register of Marine Species (WoRMS) is a taxonomic database that aims to provide an authoritative and comprehensive catalogue and list of names of marine organisms.
Content
The content of the registry is edited and maintained by scien ...
:
[Mah, C. (2014), ]
Circeaster
' Koehler, 1909 In: Mah, C.L. (2014) World Asteroidea database. Accessed through: World Register of Marine Species.
* ''
Circeaster americanus''
(A.H. Clark, 1916)
* ''
Circeaster arandae''
Mah, 2006
* ''
Circeaster helenae''
Mah, 2006
* ''
Circeaster kristinae''
Mah, 2006
* ''
Circeaster loisetteae''
Mah, 2006
* ''
Circeaster magdalenae''
Koehler, 1909
* ''
Circeaster marcelli''
Koehler, 1909
* ''
Circeaster pullus''
Mah, 2006
* ''
Circeaster sandrae''
Mah, 2006
References
External links
* Mah, C. (2014),
Circeaster'
Koehler, 1909 In: Mah, C.L. (2014) World Asteroidea database. Accessed through: World Register of Marine Species.
* Mah, C.L. (2006),
Phylogenetic analysis and biogeography of the deep-sea goniasterid, ''Circeaster'' (Echinodermata: Asteroidea) including descriptions of six new species, ''Zoosystema'', 28(4): 917-954.
Goniasteridae
Asteroidea genera
{{Asteroidea-stub