Oreasteridae
The Oreasteridae are a family of sea stars in the class Asteroidea.
| Oreasteridae | |
|---|---|
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| Choriaster granulatus | |
| Scientific classification | |
| Kingdom: | |
| Phylum: | |
| Class: | |
| Order: | |
| Family: | Oreasteridae  | 
| Genera | |
| 
 See text.  | |
Description and characteristics
    
This family contains many species of regular starfishes with usually 5 arms around a stiff, convex and often brightly colored body. Whereas some species are very easy to identify, like the "pincushion seastars" (Culcita sp.), some other can be difficult to tell apart.[2]
Selected genera
    
- List source :[1]
 
- genus Acheronaster H.E.S. Clark, 1982 -- 1 species
 - genus Anthaster Döderlein, 1915 -- 1 species
 - genus Anthenea Gray, 1840 -- 22 species
 - genus Astrosarkus Mah, 2003 -- 1 species
 - genus Bothriaster Döderlein, 1916 -- 1 species[3]
 - genus Choriaster Lutken, 1869 -- 1 species
 - genus Culcita Agassiz, 1836 -- 3 species
 - genus Goniodiscaster H.L. Clark, 1909 -- 14 species
 - genus Gymnanthenea H.L. Clark, 1938 -- 2 species
 - genus Halityle Fisher, 1913 -- 1 species
 - genus Monachaster Döderlein, 1916 -- 1 species
 - genus Nectriaster H.L. Clark, 1946 -- 1 species
 - genus Nidorellia Gray, 1840 -- 1 species
 - genus Oreaster Müller & Troschel, 1842 -- 2 species
 - genus Pentaceraster Döderlein, 1916 -- 14 species
 - genus Pentaster Döderlein, 1935 -- 2 species
 - genus Poraster Döderlein, 1916 -- 1 species
 - genus Protoreaster Döderlein, 1916 -- 3 species
 - genus Pseudanthenea Döderlein, 1915 -- 1 species
 - genus Pseudoreaster Verrill, 1899 -- 1 species
 

Anthenea aspera
Astrosarkus idipi (dried, MNHN)

Goniodiscaster scabra
Gymnanthenea laevis



_(San_Salvador_Island%252C_Bahamas)_2.jpg.webp)

Pentaster obtusatus
.jpg.webp)
References
    
- C.L. Mah (2010). "Asteroidea taxon details for Oreasteridae". World Asteroidea Database. Retrieved June 29, 2011.
 - Mah, Christopher L. (24 January 2012). "How to tell apart the "knobby stars" Protoreaster from Pentaceraster". The Echinoblog.
 - Probably just the juvenile form of Choriaster.
 
External links
    
- Mah, Christopher L. (24 January 2012). "How to tell apart the "knobby stars" Protoreaster from Pentaceraster". The Echinoblog..
 
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