What are all the dragon Pokemon in Sinnoh?

Gible: A dragon/ground Pokemon that evolves into Gabite

Gabite: A dragon/ground Pokemon that evolves from Gible and can evolve into Garchomp

Garchomp: A dragon/ground Pokemon that evolves from Gabite

Dialga: A steel/dragon Pokemon that does not evolve; this is a "Legendary Pokemon"

Palkia: A water/dragon Pokemon that does not evolve; this is a "Legendary Pokemon"

Giratina: A ghost/dragon Pokemon that does not evolve; this is a "Legendary Pokemon" hope this helpswhiteless