The , often referred to as the Ōyama Edition
Back in the modern day, Nobita stands at the spot where he originally found the fossil. He realizes that the fossil he found was Piisuke all along. He thanks Piisuke for the time they spent together.
Suddenly, the story takes a dark turn characteristic of the early 1979 specials. They encounter —illegal poachers from the future who hunt extinct animals for sport. This was one of the first times the anime introduced genuine villains with malicious intent, contrasting the usual bully dynamics of Gian and Suneo.