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