It is somewhere in oreburgh city i think ?
An old amber is the fossil if you like for aerodactyl.
You have to get the old amber from digging underground and going to Oreburgh City and reviving it from the museum.
the old amber reveals aridactul
Old Amber is a kind of Pokemon fossil. It is the same in every game, including Pokemon Pearl. Thus, being a Pokemon fossil, Old Amber can be restored into a Pokemon by the technology of the Oreburgh City museum. Simply leave the Old Amber with the strange man in the city museum and return to find a restored Aerodactyl on level 20.
Because it old
An old amber is the fossil if you like for aerodactyl.
it is the old amber, look under ground.
it looks like a orange yellowish oval
under ground look for it. it well eventually appear
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 comes from the old amber you need to revive it on seafoam islands on Pokemon leaf green and fire red , the coal museum in oreburgh on diamond and pearl. hope this helps!
Armour,Skull,Helix,Dome,Old Amber and Root Fossils.
You need to go in the underground and find an Old amber or trade it with someone.
You have to get the old amber from digging underground and going to Oreburgh City and reviving it from the museum.
You find a old amber underground (really rare) and get the guy at the mining museum to turn it into a pokemon.
I don't think so but you Probably need it just in case
skull=Cranidos(diamond only) armour=Sheildon(pearl only) dome=kabuto helix=Omanyte claw=anorith root=lilleep old amber=aerodactyl