Web document 18.1. Metazoan (Animal) Kingdom as Classified at NCBI (► http://www.ncbi.nlm.nih.gov/Taxonomy/)

Eumetazoan denotes “true metazoan.” The bilateria (boldface) include the vertebrates
Superphylum	Phylum	Species Example
Eumetazoa	Bilateria	Homo sapiens
	Cnidaria (corals, jellyfish)	Polyorchis penicillatus
	Ctenophora	Beroe ovata
Mesozoa	Orthonectida	Rhophalura ophiocomae
	Rhombozoa	Dicyema misakiense
Myxozoa	Myxosporea	Myxobolus cerebralis
Placozoa	Trichoplax	Trichoplax adhaerens
Porifera (sponges)	Calcarea	Sycon raphanus
	Demospongiae	Geodia cydonium
	Hexactinellida	Aphrocallistes vastus