Question

multiple choice question
what group originated during the devonian and are the oldest existing lineage of jawed vertebrates?
coelacanths
turtles
tuatara
lampreys

Explanation:

Coelacanths are lobe - finned fish that originated in the Devonian period. They are considered the oldest existing lineage of jawed vertebrates. Turtles originated much later (Triassic period). Tuataras are reptiles that originated in the Mesozoic era. Lampreys are jawless vertebrates.

Answer:

coelacanths