The official Pokemon Youtube channel has recently updated with the newest Pokemon reveal for Pokemon Sun and Pokemon Moon.
Salandit : Poison / Fire
Another new Pokémon has just been revealed for Pokemon Sun and Pokemon Moon! Meet Salandit, the Toxic Lizard Pokemon! Salandit emits toxic gas, together with flames, from the base of its tail. This poisonous gas has a sweet smell, and anyone who unknowingly breathes it in will become dizzy. Salandit is not a very powerful Pokémon, but its cunning nature allows it to battle fiercely by throwing its opponents off balance.
Source: Official Pokemon Youtube