Are Tube Worms Real?

Are Tube Worms Real? Riftia pachyptila, commonly known as the giant tube worm, is a marine invertebrate in the phylum Annelida (formerly grouped in phylum Pogonophora and Vestimentifera) related to tube worms commonly found in the intertidal and pelagic zones. Are tube worms insects? No, worms are not insects. Insects belong to a large grouping