Echinoderms- Concentricycloidea Flashcards
0
Q
This class contains animals shaped like
A
Strange discs
1
Q
This class contains
A
Sea daisies
2
Q
They are lacking
A
Arms
3
Q
This class has 2 concentric rings in the
A
Water vascular system
4
Q
Hydropores or madreporite connect
A
The inner ring canal to the Aboral surface