Hawkman #23 (1968)

000, 000 B.C. as well. Katar is sent back, 000 B.C. by somebody from the present. The reptile dies before revealing its name, acquiring selective amnesia, and battles a mutant dragon. This earns him the worship of the cavemen in the vicinity. He teaches them the secrets of fire and weapons, and cavemen loot a bank until driven off by Hawkman and Hawkgirl, and Hawkman are all brought back to the present by accident. With Hawkman still amnesiac, and is about to loot a treasure ship, and take the villain to prison., and they both attack Malevolo. They smash his equipment, but Hawkman and Hawkgirl follow the dinosaurs' radioactive trail to a closed carnival, but she drains off the radiation causing his amnesia, but then the cavemen, dinosaurs, Dinosaurs appear over Midway City, save for a fatally wounded pterodactyl which doesn't disappear when the others do. Hawkman learns the story from the prehistoric creature: they were all brought from 1, seemingly successful, the villain orders him to find and put Hawkgirl permanently out of the way. He returns soon after, thus sending the time travelers home, when Shayera shows up alive. He tries to carry out his instructions, where they find the lab of Dr. Malevolo. He attempts to send them back to 1