List of Pokémon by Hoenn Pokédex number (Generation VI) - Bulbapedia, the community-driven Pokémon encyclopedia

National Pokédex - Bulbapedia, the community-driven Pokémon encyclopedia

Pokédex - Bulbapedia, the community-driven Pokémon encyclopedia

List of Gen 3 Pokemon (Hoenn) Pokedex - Pokemon GO Guide - IGN

List of Pokémon by Paldea Pokédex number - Bulbapedia, the community-driven Pokémon encyclopedia

Pokemon 2191 Shiny Sunkern Pokedex: Evolution, Moves, Location, Stats

Pokemon 10352 Shiny Mega Kecleon Pokedex: Evolution, Moves, Location, Stats

Here are all remaining unreleased and unannounced Pokémon from Gen 3 through Gen 7, including unreleased Galarian and Hisuian forms and evolutions : r/TheSilphRoad

Aron (Pokémon) - Bulbapedia, the community-driven Pokémon encyclopedia

List of Pokémon by Hoenn Pokédex number (Generation III) - Bulbapedia, the community-driven Pokémon encyclopedia

List of Pokémon by Paldea Pokédex number - Bulbapedia, the community-driven Pokémon encyclopedia