This entire issue can be downloaded here
The cover is completely unrelated to the story, but when has that ever stopped us?
This is issue #73, which was the final issue of Planet Comics
Grim Danger In A Lost World
Warning: Past May Contain Dinosaurs
Also includes Race Around The Moon, and a prize for the best story written about this cover, presumably because The Warning From The Past wasn’t very good, although it wasn’t the first time someone ran this contest.