Echinoderms- Concentricycloidea Flashcards

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0
Q

This class contains animals shaped like

A

Strange discs

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1
Q

This class contains

A

Sea daisies

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2
Q

They are lacking

A

Arms

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3
Q

This class has 2 concentric rings in the

A

Water vascular system

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4
Q

Hydropores or madreporite connect

A

The inner ring canal to the Aboral surface

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