Question

explain about echinodermeta​

Answer 1

Explanation:

A phylum of marine invertebrates which includes starfishes, sea urchins, brittlestar, criniods, and sea cucumber, They have five fold radial symmetry, a calcareous skeleton, and tube feet operated by fluid pressure

Hope it will help you dear

Answer 2

Answer:

Echinodermata are so named owing to their spiny skin ( from the Greek "echinos" meaning "spiny and dermos" meaning skin ) , and this phylum is a collection of about 7,000 described living species .Echinodermata are execusively marine organism.