Cascoon

Cascoon (マユルド Mayuld) is a -type Pokémon which first appeared in the Hoenn Region that evolves into Dustox. It is similar in appearance to Silcoon. It is one of the evolutions of Wurmple (Hoenn). The evolution is based on the time of the evolution. The only possible move is Harden, which raises its defense. This Pokémon and Silcoon had both Wurmple as its pre-evolution.