from Wiktionary, Creative Commons Attribution/Share-Alike License.
- proper noun A taxonomic
phylumwithin the kingdom Animalia— the spoon worms.
Sorry, no etymologies found.
Of the phyla you haven't seen alive, I have seen: Chaetognatha, Nematomorpha, Nemertea, Sipuncula, Echiura which is really a subgroup of Annelida, Phoronida and Brachiopoda.