Across
- 2. sinuous movement
- 3. foot-based movement or jet propulsion
- 7. move by alternately contracting and extending their bodies
- 8. use jet propulsion to move quickly in water
- 9. use tube feet to move and cling to surfaces
- 10. sessile as adults but motile larvae
Down
- 1. use a pulsating movement of their bell for propulsion
- 4. use their muscular foot to glide over surfaces
- 5. ciliary and muscular movement
- 6. water vascular system an tube feet for movement