Classification Review

has catilagenous backbone,

cartilage

• Chondricthyes

• Osteichthyes

has bony skeleton,

consists of most fish

• Osteichthyes

• Chondrichthyes

has mouth lining,

undergoes metamorphosis

• Amphibia

• Reptilia

has dry and scaly skin, lay eggs (in shell), buries it in land

• Reptilia

• Amphibia

has feathers, hollow bones, lay eggs (in shell), care for young

• Aves

• Osteichthyes

gives live birth, cares for young

• Mammalia

• Aves

they feed off of filtering through their pores

• Porifera

• Cnidaria

has stinging cells, radial symmetry

• Cnidaria

• Annelida

flatworms and tapeworms belong to this class

• Platyhelminthes

• Nematoda

roundworms, have a developed digestive tract

• Nematoda

• Annelida