1053 - Adventure Comics 333 - The War between Krypton and Earth!

Index Number – 1053 - 1.0
Issue – Adventure Comics 333
Cover Date – June 1965
Title – The War Between Krypton and Earth!
Characters – Brainiac 5, Chameleon Boy, Colossal Boy, Element Lad, Light Lass, Lightning Lad, Mon-El, Phantom Girl, Saturn Girl, Star Boy, Superboy, Triplicate Girl,
Synopsis – The Legion travels to prehistoric, red-sun Earth and discovers it has been inhabited by two alien races; Vruunians, who have built a city called Atlantis; and scientists escaping from anti-science Krypton. They scuffle. When Earth’s atmosphere bothers the Vruunians, Brainiac help them become water-breathers and the Legion sinks their city. The Kryptonians eventually get eaten by their pets, the dinosaurs.
Writer – Edmond Hamilton
Artist – John Forte / George Klein
Cover – Curt Swan / George Klein
Editor – Mort Weisinger
Reprinted – Legion of Super-Heroes Archive 4 – 1994
Showcase Presents the Legion of Super-Heroes 2 - 2008
Comments – This story explains that Lori Lemaris, Superman’s mermaid girlfriend, is a descendant of these Atlantians.