Pokémon Ultra Sun and Ultra Moon are the series' next games for 3DS - Polygon

Ultra Sun & Ultra Moon to be final mainline 3DS games (IGN Interview with Ohmori and Iwao) : r/nintendo

Pokémon Ultra Sun' and 'Ultra Moon' Will Be Series' Last 3DS Games

The curious case of the 3DS, the device too successful for Nintendo to kill

What's the difference between Pokémon Sun and Moon? - Polygon

Pokemon Ultra Sun And Moon's Latest Trailer Shows Off New Surfing Game And Photo Mode - GameSpot

Pokémon Ultra Sun and Ultra Moon are the series' next games for 3DS - Polygon

Pokémon Ultra Sun and Ultra Moon dataminers leak new, rare Pokémon - Polygon

Pokemon X and Pokemon Y announced for Nintendo 3DS - A+E Interactive

Pokémon Sun and Moon save glitch has some players losing their files (update) - Polygon

Nintendo 2DS - Wikipedia