What level does Pupitar evolve?

Pupitar is a dual rock/ground-type Pokémon that evolves into the pseudo-legendary Pokémon Tyranitar starting at level 55. Pupitar initially involves from Larvitar starting at level 30.

Pupitar, the hard shell Pokémon, was introduced with the release of Pokémon Gold and Silver in 1999. In these games, it can only be obtained by evolving Larvitar starting at level 30. Pupitar is the only Pokémon that undergoes metamorphosis-like evolution whose defense base stat is not higher than its attack base stat. Pupitar is #247 in the National Pokédex and evolves into Tyranitar, the only pseudo-legendary Pokémon introduced in Generation II, beginning at level 55.