(ofAsterias helianthus Lamarck, ) Lamarck, J.B.P.A. de. (). Asterie. Histoire naturelle des animaux sans vertebres. 2: Heliaster helianthus. From Wikispecies. Jump to navigation Jump to search. Heliaster helianthus. Taxonavigation. ExpandTaxonavigation. Reference for: Heliaster helianthus. Other Source(s). Source: WoRMS – World Asteroidea Database, database (version undefined). Acquired: Notes: Mah .
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Heliaster helianthus is a species of Asteroidea starfish in the family Heliasteridae.
It is found in shallow water rocky habitats and in the kelp forests off the Pacific coast of Ecuador, Peru and Chile. The aboral upper surface is brown with reddish tubercles while the oral under surface is white or yellowish-white.
The disc is broad heliantgus the ossicles plate-like components in the skin in the proximal parts of the arms closest to the disc are connected to those of the neighbouring arms by connective tissueforming inter-arm septa.
This means that only a small part of each arm is free, the rest appearing to form part of the disc. This species is present in the southeastern Pacific Ocean, along the west coast of South America.
Its range includes Ecuador, Peru and Chile, and it is the only species in its genus present in Chile where it is easily observed on rocks in shallow water.
In general, small individuals are eaten whole and large individuals are immune from attack, but medium-sized individuals lose arms by autotomy. Having trapped its prey, M. From Wikipedia, the free encyclopedia.
Heliaster helianthus Scientific classification Kingdom: Lamarck. World Register of Marine Species.
Heliasteridae – Wikipedia
Retrieved 10 June Los Heliasteridae de Chile in Spanish. Retrieved from ” https: Views Read Edit View history. In other projects Wikimedia Commons Wikispecies. heliazter