|
Characteristics:
 | Spiny Skin - in soft form (e.g. sea cucumber) or in rough form (e.g. starfish)
| Radially Symmetrical Body - body plan based on five sections or projections
| No Eyes or Brains
| Bilaterally Symmetrical Larvae
| | | |
Marine Invertebrates Belonging to this Phylum:
| starfish
| sea urchins
| sand dollars
| sea cucumbers
| | | |
  
All members of the phylum possess a radially symmetrical body plan based on five sections or projection.
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