Spiny skinned, radial symmetrical and have tube feet
Answers
Answered by
8
phylum- Echinidermata
Answered by
4
The different variety of invertebrate marine animals in the spiny covering or skin and specialized from all echinoderms have a rich fossil should be represented with the process.
The radical symmetry and a calcareous endoskeleton pigment cells with high range of all cells that possess toxins.
You can composed of a central ring of canals must be extend water circulates for gaseous exchange and nutrition.
Similar questions