Aerodactyl, Kabuto, Omanyte, Anorith, Lileep, Shieldon, Cranidos, Tirtouga, Archen, Tyrunt, Amaura, Draco, Zolt, Arcto, Vish. This is all the "official" Fossil lines so far.
Then there's all the modern Pokemon that resemble extinct animals anyway.
Meganium - Brachiosaurus
Feraligatr -...