Kyoryu Sentai Koseidon (恐竜戦隊コセイドン,Kyoryu Sentai Koseidon? lit."Dinosaur Corps Koseidon") is a 1978-1979 tokusatsu series produced by Tsuburaya Productions.
The series told the adventures of Gou Toki, a superhero leading a patrol who travel in time to defeat aliens who, after landing on Earth 70 million years ago, have altered the course of time. Gou's enemies include dinosaurs which are telepathically controlled by the aliens. He has the ability to stop time for 30 seconds. Koseidon is the name allowing Gou and his mates to time travel.