Poriferan Animals
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Coelenterate Animals
|
| Poriferan animals have minute pores called ostia all over the body and a large opening called osculum at the top. |
Coelenterate animals have single pore called coelenteron. |
| Body is made up of single layer of cells. |
Coelenterates animals is made up of two layers of cells, one making the outer lining and the other the inner lining of the body. |
| External skeleton present. |
Skeleton is absent in coelenterate animals. |
| Body design involves very little differentiation and division into tissues. |
Body design of coelenterate animals exhibits differentiation. |
| Canal system or cavity system present which helps in water circulation through the body to bring in water and food and is their characteristic feature. |
No canal system or cavity is present in the body. |
| Poriferan animals are non-motile and are attached to some solid support. |
Coelenterate animals are motile. Some species of this group live in colonies while others have a solitary life span |
| Poriferan animals are asymmetric. |
Coelenterate animals are symmetrical. |
| Tentacles are absent. |
Tentacles are present. |
| Example:-Tube Sponge, glass sponge ,sea sponge |
Example:-Hydra , jelly fish |
