The series premiered in
1954. Stopped in 1998, but has been revived several times from
1993 on in independent series. The longest lasting was titled Turok,
Dinosaur Hunter and ran from 1993 to 1996 (47 issues).
The series started with two
pre-Columbian Indians, Turok and Andar, who,
during a hunting expedition, ventures into a deep
cavern only to stumble over an isolated valley
inhabited by ancient tribes and prehistoric
dinosaurs. It takes the two friends all their
skills to just stay alive in the valley where
they are forced to remain for decades without
being able to return to their own habitat.
The full title of the series on this page is Turok,
Son of Stone.