Fish Flashcards

1
Q

What are the three lineages of ‘fish’?

A

Agnatha (no jaw)

Chondrichtheyes (cart, jaw)

Osteichtheyes (bony, jaw)

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2
Q

How are Osteichtheyes further split

A

Actinopterygii (ray finned)

Sarcopterygii (lobe finend)

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3
Q

What are some constraints that need to be as Chondirchteyes and Osteichthyes?

A

Respiration
Buoyancy
Exchange (heat and ion)
Reproduction and feeding

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