Includes: Sea Stars, Sea Lillies, Sea Urchins, Sea Cucumbers, Brittle Stars
Chat with our AI personalities
Bipinnaria larva belongs to the phylum Echinodermata. This phylum includes marine animals such as sea stars, sea urchins, and sand dollars.
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.
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
The phylum Echinodermata has an internal calcareous skeleton made up of plates or ossicles. This skeleton provides support and protection for organisms in this phylum, such as sea stars and sea urchins.
Phylum Echinodermata: "Echino"=spiny "derm"=skin Have an Endoskeleton Use pincerlike appendages for protection and cleaning Adults- Radial symmetry/Larvae-Bilateral symmetry Simple nervous system