Phylum Echinodermata
Bipinnaria larva belongs to the phylum Echinodermata. This phylum includes marine animals such as sea stars, sea urchins, and sand dollars.
Kingdom : Animalia Phylum: Echinodermata Class: Echinoidea
Organisms in the phylum Echinodermata include sea stars, sea urchins, sand dollars, and sea cucumbers. These marine animals are characterized by their radial symmetry, spiny skin, and a water vascular system used 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
Class is smaller than phylum and contains orders.
Sand dollars are not gastropods. Gastropods are charecterized by having a soft body with or without shell. Gastropods comes under phylum mollusca and sand dollars comes under phylum echinodermata.
No, starfish, sea urchins, sand dollars, and their ilk are echinoderms (phylum echinodermata), a different phylum from arthropoda.
Bipinnaria larva belongs to the phylum Echinodermata. This phylum includes marine animals such as sea stars, sea urchins, and sand dollars.
Echinoderma are a phylum of "spiky skin" sea life, such as starfish, sea urchins, and sand dollars.
Sand dolar is a simple animal. It is an invertebrate.
Kingdom : Animalia Phylum: Echinodermata Class: Echinoidea
Organisms in the phylum Echinodermata include sea stars, sea urchins, sand dollars, and sea cucumbers. These marine animals are characterized by their radial symmetry, spiny skin, and a water vascular system used for movement and feeding.
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.
The phylum Echinodermata which, contains about 6,000 species.
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
Sand dollars a rigid skeleton called a 'test' (which is basically a shell).
Annelida