Placozoa

Placozoa is a Phylum of Kingdom Animalia under Sub-Kingdom Parazoa which consists of only the Trichoplax.

Characteristic Features

 * Invertebrate
 * Simplest in structure of all non-parasitic multicellular animals (Animalia).
 * No organs or specialized nerve or muscular cells
 * Body shape is irregular and changes constantly

Further Classification
There are no further classifications for Phylum Placozoa.