With the XP rework that landed on the 30th of November, several Pokémon were changed to reward copious amounts of stardust upon capture. In a similar vein to past bonus Stardust Pokémon Chimecho and Audino, these Pokémon are now a massive boon to find.
List of bonus stardust Pokémon
The following is a list of bonus Stardust Pokémon, the amount of Stardust they reward, and the amount rewarded if boosted by a Star Piece and/or weather.
Note that Shadow Pokémon reward the standard amount of Stardust.