Echinodermata.
yes
Includes: Sea Stars, Sea Lillies, Sea Urchins, Sea Cucumbers, Brittle Stars
No, they're animals in the phylum Echinodermata.
sea stars, sea urchins, sand dollars, and sea cucumbers.
Sea urchins, sand dollars, and sea stars are classified in the phylum Echinodermata. They have a spiny exterior and tube feet that they use for movement and feeding.
Bipinnaria larva belongs to the phylum Echinodermata. This phylum includes marine animals such as sea stars, sea urchins, and sand dollars.
No. Mollusks are in the phylum mollusca. sea stars, or starfish are in the phylum echinodermata.
Sea stars also known as starfish, are in the class Asteroidea. They belong to the phylum Echinodermata. Also in this phylum are sea urchins, sand dollars and sea cucumbers.
Echinodermata (like sea urchins, sea stars, and sand dollars)
Deuterostomes that show radial symmetry in their adult form called phylum Echinodermata. Phylum Echinodermata are things like sea stars, sea urchins and sea cucumbers.
Echinodermata Subphylum: Eleutherozoa Superclassis: Asterozoa Classes: Asteroidea - †Somasteroidea Subphylum: Eleutherozoa Superclassis: Cryptosyringida Classes: Echinoidea - Holothuroidea - Ophiuroidea Subphylum: †Homalozoa Classis: Stylophora Subphylum: Pelmatozoa Classes: †Blastoidea - Crinoidea