 of_animal_phyla.htm of_animal_phyla.htm  Above link has evolutionary tree for animal phyla MAJOR PHYLA OF KINGDOM ANIMALIA

PHYLUM PORIFERA  Phylum Examples  Sponges  Characteristics  Pore bearing  Aquatic  Asymmetrical  Filter feeders

PHYLUM CNIDARIA  Phylum Examples  Hydra  Sea Anemone  Corals  Jellyfish  Portuguese man of war

PHYLUM CNIDARIA  Characteristics  Stinging cells  Radial symmetry  Nerve net  Gastrovascular cavity

PHYLUM PLATYHELMINTHES  Phylum Examples  Planarians  Flukes  Tapeworm  Main Characteristics  Flatworm  Bilateral Symmetry  Muscle cells

PHYLUM NEMATODA  Phylum Examples  Ascaris & hookworms  Trichinella  Filaria worms  Characteristics  Roundworm  Muscles  Mouth & Anus

PHYLUM MOLLUSCA  Phylum Examples  Clam, Oyster & Snail  Octopus & Squid  Main Characteristics  Shell & Muscular Foot  Radula  Gills

PHYLUM ANNELIDA  Phylum Examples  Earthworm  Leech  Sandworm  Characteristics  Segmented body  Small Brain

PHYLUM ARTHROPODA  “Jointed foot”  have jointed appendages used for movement  Exoskeletons made of chitin  Largest phylum of animals - over ¾ of all known species Graph is of % of named species

PHYLUM ARTHROPODA Subphylum Chelicerata  Examples  Spiders  Scorpions  Mites & Ticks  Main Characteristics  8 Jointed legs  2 main body parts  Cephalothorax  abdomen

PHYLUM ARTHROPODA Subphylum Crustacea  Examples  Crabs, Lobsters  Crayfish  Pill bugs (roly poly)  Characteristics  Mainly aquatic  Gills

PHYLUM ARTHROPODA Subphylum Uniramia  Examples  Insects  Centipedes  Millipedes  Main Characteristic  6 Jointed Legs  3 main body parts  Metamorphosis

PHYLUM ECHINODERMATA  Phylum Examples  Sea Star (starfish)  Sea Urchins  Sand dollars  Characteristics  Spiny Skin  Tube Feet  Radial Symmetry