More cards in this set

Card 16

Front

Name the type of symmetry for an irregular echinoid

Back

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Card 17

Front

How do irregular echinoids feed?

Back

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Card 18

Front

Where is the mouth on an irregular echinoid?

Back

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Card 19

Front

Where is the peristome?

Back

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Card 20

Front

What are tubercles?

Back

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Card 21

Front

How many ambulacra are there on a regular echinoid?

Back

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Card 22

Front

When did echinoids become extinct?

Back

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Card 23

Front

Where is the apical system?

Back

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Card 24

Front

What is a labrum used for?

Back

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Card 25

Front

Are echinoids invertebrates or vertebrates?

Back

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