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This class of fishes are the ancestors to amphibians and the amniotes. A) Petromyzontida B) Sarcopterygii...

This class of fishes are the ancestors to amphibians and the amniotes.

A)

Petromyzontida

B)

Sarcopterygii

C)

Actinopterygii

D)

Chondrichthyes

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Answer #1

Answer is A.petromyzontida.it is included in the phylum chordata, subphylum vertebrata, class:

Hyperoartria,order:petromyzontiformes

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