phylums

• vertebrates (and a few invertebrates)

  phylum chordata
• sponges

  phylum porifera
• cnidarians

  phylum cnidaria
• roundworms

  phylum nematoda
• segmented worms

  phylum annelida
• flatworms

  phylum platyhelmnithes
• mollusks

  phylum molluska
• echinoderms

  phylum echinodermata
• birds

  class aves
• arthropods

  phylum arhtropoda