Question

give the systematic position of starfish

Answer 1

The class Asteroidea belongs to the phylum Echinodermata. ... The starfish are a large and diverse class with about 1,500 living species.

Answer 2

The common starfish or common sea star (Asterias rubens) is the most common and familiar starfish in the north-east Atlantic. Belonging to the family Asteriidae, it has five arms and usually grows to between 10–30 cm across, although larger specimens (up to 52 cm across) are known. The common starfish is usually orange or brown, and sometimes violet; deep-water specimens are pale. The common starfish is to be found on rocky and gravelly substrates where it feeds on molluscs and other benthic invertebrates.