>>28314828Yes, and Colress is mentioned too. The writers say that X/Y happens around the same time as B2/W2, similar to how Gens 2 and 4 were together.
Combined with the Parfume Palace stuff, and the various other Kalos/Unova connections in OR/AS and X/Y, it's clear that they intended (or intend to) revisit the unova lore or characters in some way eventually. Or it was going to be explored further in Gen 6, but they never got around to it.