Difference between Annelida and Arthropoda
Difference between Annelida and Arthropoda are in tabular form below –
No. |
Annelida |
Arthropoda |
1. | The organisms which have segmented body and are separated by internal walls between each segment or Septa, sometimes known as bristle worms, this is referred as Annelida. | The organisms or invertebrates which have jointed appendages, bilateral symmetry, open type of circulatory system and exoskeleton (External skeleton), this is referred as Arthropoda. |
2. | Respiration takes place by the diffusion process in the organisms of Annelida. | Respiration takes place with the help of spiracles and trachea in the organisms of Arthropoda. |
3. | Excretion takes place with the help of nephridia in the animals of Annelida. | Excretion takes place with the help of one way gut anus in the animals of Arthropoda. |
4. | Circulatory system of Annelida contains tiny blood vessels which is closed. | Circulatory system of Arthropoda is of open type. |
5. | Longitudinal and circular layers of muscles are present in the Annelida. | Paired muscles with tendons are present in the Arthropoda. |
6. | Examples includes earthworm and leeches. | Examples include Spiders and crabs. |