The scientific name is Riftia pachyptila. It belongs to the following Kingdom: Animalia Phylum: Annelida Class: Polychaeta Order: Pogonophora Family: Siboglinidae Genus: Riftia Species: Riftia pachyptila. The tube worm looks like a long white tube with an odd bright red nail called a plume or a giant paintbrush.Inside the tube the body of the worm is colorless. The tube worm can grow up to nine feet long and can live 170 to 250 years. The tube worm’s red plume is food for fish, crabs, and other sea creatures.The tube worms white tubular home is made of a material called chitin.he tube worm looks like a long white tube with an odd bright red nail called a plume or a giant paintbrush. Inside the tube the body of the worm is colorless. The tube worm can grow up to nine feet long and can live 170 to 250 years. The tube worm’s red plume is food for fish, crabs, and other sea creatures.