Arthropoda Southern millipede Horseshoe crab Gooseneck barnacle Fiddler crab Centipede Moth Scorpion Many legs All have exoskeletons Long bodies Have tail like appendages Resemble crustaceans Pincers Have large abdomens/ tails

Molluska All have soft bodies and are invertebrates Has more muscles ClamSquid Land snail Garden slug Both look the same Both have shells

Echinodermata Starfish Sea cucumber Sand dollar Soft bodies Both have exoskeletons Both have arm like appendages

Platyhelminthes All have flat bodies Tapeworm Liver fluke parasites

Nematoda All have long bodies Roundworm Heartworm Thin bodied

Annelida Ringed worms Sea mouseEarthworm Leech Similar appearance Eat or drink blood/remains

Coelenterata (Cnidaria) All have filter looking appendages Portuguese man o’ war Sea Pansy Coral Tentacles A type of sea plant

Porifera All are sponges Sea sponge Finger sponge Marine sponge Long in shape Thick layers

Chordata Vertebrae's Red bellied parana Frog Bat Lamprey Hammerhead shark Snake Chicken Embryo Both swim Sharp teeth Carnivorous Hollow teeth Mammals Water based

Ch. Animals Vertebrae Art Cn Ech N Platy Ann M P Cladogram Hard outside layer More developed Developed