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Starfish, more rightly known as sea stars, are marine echinoderms. They use tube feet to move and have a generally spiny exterior to deter predation.

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Which of these is classified in the phylum Echinodermata animals with a spiny exterior and tube feet?

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.


What phylum does bipinnaria larva belong to?

Bipinnaria larva belongs to the phylum Echinodermata. This phylum includes marine animals such as sea stars, sea urchins, and sand dollars.


Are sea stars plants?

No, they're animals in the phylum Echinodermata.


What phylum is an echinoderm in?

Echinoderms are the phylum. The phylum is Echinodermata Echinoderms are the phylum. The phylum is Echinodermata Echinoderms are the phylum. The phylum is Echinodermata


What phylum contains sand dollars?

Phylum Echinodermata


How much phylum echinodermata contains?

The phylum Echinodermata which, contains about 6,000 species.


What phylum is the brittle star in?

The brittle star belongs to the phylum Echinodermata.


What phylum do echinoderms belong to?

Echinoderms belong to the phylum Echinodermata.


Are sea squirts classified as a phylum echinodermata?

No; Echinodermata is the phylum of starfish and sea cucumbers. Sea squirts actually belong to the phylum Chordata, just like all vertebrates, including us! Their larva has a structure that's considered the early version of a backbone, explaining why they're classified that way; they're related to vertebrates.


Why are Echinoderms classified into phylum Chordata?

Echinoderms are not classified in phylum Chordata. They belong to their own phylum called Echinodermata. Chordates, on the other hand, are characterized by the presence of a notochord, which echinoderms lack.


Is a starfish in the phylum cnidarian?

No, it is in the phylum Echinodermata


What animals are in the phylum echinodermata?

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