The Fossil Pokemon in Pokemon Sun and Moon include Cranidos, Shieldon, Archen and Tirtouga. In previous Pokemon games, players were put in a situation where they had to choose between two Pokemon Fossils. In Pokemon Sun and Moon, things are a little different as players have to purchase the Fossils from a shop. The fossils can be purchased in the Stone shop in KoniKoni City. Even though you are buying fossils, make sure you know which fossil to buy before buying it. Like in every Pokemon game, you can only get one of the two fossils available in the game. In Pokemon Sun and Moon, there are four fossils in total. To get this, talk to a guy on the 2nd floor of the building with the Name Rater / Renamer. Two of the fossils are in Pokemon Sun, and the remaining two are in Pokemon Moon. In Pokemon Sun, you can get the Skull and Cover Fossils and in Pokemon Moon, you can acquire the Plume and Armor Fossils. Pokemon Sun & Moon Guide: Where to find evolution items l. Once you have your desired fossil, you are ready to turn the fossil into a Pokemon. Head over to the PokemonCenter on Route 8, and head right towards the forest. Once inside, go deep into a forest until you reach a man next to a van. This man will help you turn your fossil into a Pokemon. If you choose the Cover fossil, you will get the Water/Rock type Pokemon, Tirtouga.
If you bought the Skull fossil, you will get. Cranidos later evolves into the Rock type Pokemon, Rampardos.