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Animal Kingdom

Animal Kingdom eukaryotic, multicellular, no cell walls, heterotrophic,
asymmetry no shape
radial symmetry body parts arranged around a central axis, like a wheel
bilateral symmetry body has a right and a left half that mirror images of each other
Phylum Porifera asymmetrical, sessile (attached), pores for filter feeding
Ex. Sponges Phylum Porifera
Phylum Cnidaria radial symmetry, nematocysts (stinging cells), 2 body forms (polyp and medusa), 1 opening on digestive system
Ex. hydra, jellyfish, corals, sea anemones Phylum Cnidaria
Phylum Platyhelminthes bilateral symmetry, complete digestive system with 2 openings, parasitic, flattened body
Ex. planaria, flukes, tapeworms, flatworms Phlyum Platyhelminthes
Phylum Nematoda bilateral symmetry, cylindrical body, parasitic, complete digestive system
Ex. hookworms, pinworms, round worms Phylum Nematoda
Phylum Annelida complete digestive system, closed circulatory system, segmented (divided) internally and externally, hermaphrodites
Ex. earthworms, leeches, segmented worms Phylum Annelida
Phylum Mollusca bilateral symmetry, soft body with hard, protective shell on most, complete digestive system, open circulatory system
Ex. snails, slugs, squid, octopi, clams, oysters Phylum Mollusca
Phylum Arthropoda bilateral symmetry, jointed legs, exoskeleton of chitin, complex body systems, most diverse phylum, class arachnida, crustacea, myriapoda, insecta
Ex. spiders, crabs, shrimps, centipedes, grasshoppers, bees, jointed legs Phylum Arthropoda
Phylum Echinodermata spiny skin, radial symmetry as an adult, endoskeleton of calcium plates, complete digestive system, water vascular system
Ex. sea stars, sea urchins, sand dollars Phylum Echinodermata
Phylum Chordata-Subphylum Invertebrates notochord, no backbone, bilateral symmetry, gill silts,
Ex. sea squirts, lancelets Phylum Chordata-Subphylum Invertebrates
Phylum Chordata-Subphylum Vertebrates notochord, backbone, bilateral symmetry, closed circulatory system, most complex animals, amphibians, fish, aves, reptilia, mammalia
Ex. frogs, shark, snakes, lizards, birds, dogs, whales, humans Phylum Chordata-subphylum vertebrates
Created by: JMHSBIO
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