Chespin

Chespin (or Harimaron) is the one of the first starters you recieve in Pokemon X  Pokemon Y. They are Grass-Type starter. They evolve into Quilladin.

Pokemon.com Description
The Grass-type Pokémon Chespin has a tough shell covering its head and back. Despite having a curious nature that tends to get it in trouble, Chespin keeps an optimistic outlook and doesn't worry about small details.

Gallery
The gallery for Chespin is here.

Bulbapedia

 * http://bulbapedia.bulbagarden.net/wiki/Chespin_%28Pok%C3%A9mon%29

The Pokemon Wiki

 * http://pokemon.wikia.com/wiki/Chespin