Star Trek: Voyager - Season 3 Episode 23 -

A Voth scientist finds the remains of a Voyager crewman who died on the planet where the crew was exiled by the Kazon during the two-part episode "Basics". An analysis of the remains' DNA shows links to his own DNA. While tracking and studying the Voyager crew, the scientist and his aide are discovered; they eventually pool their knowledge and conclude that the saurian is an evolved dinosaur from a species that left Earth more than 65 million years earlier. The scientist is thrilled to be able to prove his Distant Origin theory (that his Voth race originated elsewhere...