Missing Pokémon in the Kalos Regional Dex

Hey, good afternoon.

I've noticed that the Pokémon XY Central Kalos Pokédex page and tracker stops at #150 Haxorus. Meaning this Pokédex is missing 3 Pokémon!

On the Central Kalos Pokédex, Diancie is #151, Hoopa is #152 and Volcanion is #153.