you can get aerodactyl once you get the national dex and beat the Pokemon league. just go mining once you have done those and you should come up with different fossils. One of them should be the aerodactyl fossil. I forget which one it was but i't's there
You may want to get an Aerodactyl in Pokémon Pearl version. To do so, you have to revive the old amber item.
An old amber is the fossil if you like for aerodactyl.
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Aerodactyl (sometimes misspelled as arodactle) is a flying type Pokémon. You can get it in Pokémon Pearl version by reviving the fossil in the mining museum.
it is the old amber, look under ground.
You have to get the old amber from digging underground and going to Oreburgh City and reviving it from the museum.
Dome fossil is Kabuto and Old Amber is Aerodactyl.
You can't the Pearl version is only for the DS.
Aerodactyl has higher attack then Crobat, while Cobat is superior in defense. Crobat also learns hypnosis, and is the fastest of any Pokemon to learn it. That being said, it depends on your team.
He's not in pearl version.
To get an Aerodactyl in Pokemon Pearl you simply need to revive the Old Amber at the Oreburgh Mining Museum. To get an Old Amber you first need the National Pokedex from seeing every Pokemon in the Sinnoh pokedex. After getting the National Pokdex the Old Amber should start to appear if you dig in The Underground like with the other fossils.
Aerodactyl does not evolve.