The common name for the Astyeroidea is the starfish. Starfish are fascinating creatures that belong to the phylum Echinodermata and are known for their unique shape and behavior. These marine animals can be found in oceans around the world, from shallow coastal waters to the deep sea. Starfish are often admired for their distinctive five-pointed shape, which gives them their iconic appearance. They come in a variety of colors and sizes, with some species growing up to 24 inches in diameter. Despite their name, not all starfish have five arms – some species have as many as 40 arms! One of the most interesting features of starfish is their ability to regenerate lost limbs. If a starfish loses an arm due to an injury or predator attack, it can grow a new one in its place. This remarkable ability to regenerate makes starfish a resilient and adaptable species. Starfish are also known for their unique feeding habits. They are primarily carnivorous, feeding on a diet of small fish, mollusks, and crustaceans. To capture their prey, starfish use their tube feet to pry open shells and immobilize their prey. They then push their stomachs out of their mouths to digest their meal outside of their bodies. In addition to their feeding habits, starfish play an important role in marine ecosystems. They help to control populations of prey species, such as mussels and clams, which can have a significant impact on the health of coastal ecosystems. If you want to learn more about starfish and their fascinating biology, there are many resources available online. Websites like National Geographic and the Smithsonian Institution offer in-depth information about starfish, including their anatomy, behavior, and conservation status. In conclusion, the common name for the Astyeroidea is the starfish. These unique and captivating creatures are known for their distinctive shape, feeding habits, and ability to regenerate lost limbs. If you're interested in learning more about starfish, be sure to check out some of the resources mentioned above for more information.

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