This phylum comes in 3 basic shapes: branching, vase-like and encrusting.
Porifera
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There are six classes of this phylum Echinodermata: Asteroidea, Ophiuroidea, Echinoidea, Crinoidea, Holothuroidea, and Concentricycloidea.
Echinodermata
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trap
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seesaw
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fairy
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banana
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15
Snails, scallops, and octopuses are all members of this phylum?
Molluska
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Sponges part of this phylum are the least complex of all animals. They are asymmetrical organisms that lack tissues, organs, nerves and muscles.
Porifera
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Chitons of this phylum, have a very distinctive shell made up of a series of eight overlapping and articulating plates covering the dorsal, or back, surface.
Molluska
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Cephalopoda ("head footโ) is part of this phylum & perhaps the most intelligent members of all the invertebrate phyla.
Molluska
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thief
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fairy
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gift
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thief
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Most members of this group are extremely dorsoventrally flattened (squashed flat), giving the phylum the name?
platyhelminthes, which means "flat worms"
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Members of this phylum are capable of locomotion using true muscle tissue and are the most primitive organisms with a central nervous system.
Platyhelminthes "flatworms"
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Lobster, shrimp, barnacles, copepods, insects and spiders all belong to this phylum.
Arthropoda
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Members of what phylum include 10,000 species of radially symmetric animals such as jellyfish, coral, and sea anemones?
Cnidaria
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seesaw
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star
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shark
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baam
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The sea stars, sand dollars and sea urchins all belong to this phylum
Echinodermata ("spiny skinโ)
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Members of this phylum are completely covered by a cuticle, an exoskeleton made up of layers of protein and chitin.
Arthropoda
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Members of this phylum come in two variations: the sessile polyp and the floating medusa.