Ophiura: Example of Phylum Echinodermata
In this article we will discuss about Ophiura:- 1. Habit and Habitat of Ophiura 2. External Structures of Ophiura 3. Body Wall 4. Coelom 5. Digestive System 6. Respiratory System 7. Water Vascular System 8. Haemal System or Blood Lacunar System 9. Locomotion 10. Excretory System 11. Nervous System 12. Reproductive System. Contents: Habit and Habitat of Ophiura External Structures [...]