This is a listing of all the Pokemon that were introduced in the Kanto region.

Bulbasaur: A grass / poison Pokemon that evolves into Ivysaur; this is a "starter Pokemon" for the Kanto region
Ivysaur: A grass / poison Pokemon that evolves from Bulbasaur and can evolve into Venusaur
Venusaur: A grass / poison Pokemon that evolves from Ivysaur
Charmander: A fire Pokemon that evolves into Charmeleon; this is a "starter Pokemon" for the Kanto region
Charmeleon: A fire Pokemon that evolves from Charmander and can evolve into Charizard
Charizard: A fire / flying Pokemon that evolves from Charmeleon
Squirtle: A water Pokemon that evolves into Wartortle; this is a "starter Pokemon" for the Kanto region
Wartortle: A water Pokemon that evolves from Squirtle and can evolve into Blastoise
Blastoise: A water Pokemon that evolves from Wartortle
Caterpie: A bug Pokemon that evolves into Metapod
Metapod: A bug Pokemon that evolves from Caterpie and can evolve into Butterfree
Butterfree: A bug / flying Pokemon that evolves from Metapod
Weedle: A bug / poison Pokemon that evolves into Kakuna
Kakuna: A bug / poison Pokemon that evolves from Weedle and can evolve into Beedrill
Beedrill: A bug / poison Pokemon that evolves from Kakuna
Pidgey: A normal / flying Pokemon that evolves into Pidgeotto
Pidgeotto: A normal / flying Pokemon that evolves from Pidgey and can evolve into Pidgeot
Pidgeot: A normal / flying Pokemon that evolves from Pidgeotto
Rattata: A normal Pokemon that evolves into Raticate
Raticate: A normal Pokemon that evolves from Rattata
Spearow: A normal / flying Pokemon that evolves into Fearow
Fearow: A normal / flying Pokemon that evolves from Spearow
Ekans: A poison Pokemon that evolves into Arbok
Arbok: A poison Pokemon that evolves from Ekans
Pikachu: An electric Pokemon that evolves from Pichu and can evolve into Raichu
Raichu: An electric Pokemon that evolves from Pikachu
Sandshrew: A ground Pokemon that evolves into Sandslash
Sandslash: A ground Pokemon that evolves from Sandshrew
Female Nidoran: A poison Pokemon that evolves into Nidorina
Nidorina: A poison Pokemon that evolves from Female Nidoran and can evolve into Nidoqueen
Nidoqueen: A poison / ground Pokemon that evolves from Nidorina
Male Nidoran: A poison Pokemon that evolves into Nidorino
Nidorino: A poison Pokemon that evolves from Male Nidoran and can evolve into Nidoking
Nidoking: A poison / ground Pokemon that evolves from Nidorino
Clefairy: A normal Pokemon that evolves from Cleffa and can evolve into Clefable
Clefable: A normal Pokemon that evolves from Clefairy
Vulpix: A fire Pokemon that evolves into Ninetales
Ninetales: A fire Pokemon that evolves from Vulpix
Jigglypuff: A normal Pokemon that evolves from Igglybuff and can evolve into Wigglytuff
Wigglytuff: A normal Pokemon that evolves from Jigglypuff
Zubat: A poison / flying Pokemon that evolves into Golbat
Golbat: A poison / flying Pokemon that evolves from Zubat and can evolve into Crobat
Oddish: A grass / poison Pokemon that evolves into Gloom
Gloom: A grass / poison Pokemon that evolves from Oddish and can evolve into Vileplume or Bellossom
Vileplume: A grass / poison Pokemon that evolves from Gloom
Paras: A bug / grass Pokemon that evolves into Parasect
Parasect: A bug / grass Pokemon that evolves from Paras
Venonat: a bug / poison Pokemon that evolves into Venomoth
Venomoth: A bug / poison Pokemon that evolves from Venonat
Diglett: A ground Pokemon that evolves into Dugtrio
Dugtrio: A ground Pokemon that evolves from Diglett
Meowth: A normal Pokemon that evolves into Persian
Persian: A normal Pokemon that evolves from Meowth
Psyduck: A water Pokemon that evolves into Golduck
Golduck: A water Pokemon that evolves from Psyduck
Mankey: A fighting Pokemon that evolves into Primeape
Primeape: A fighting Pokemon that evolves from Mankey
Growlithe: A fire Pokemon that evolves into Arcanine
Arcanine: A fire Pokemon that evolves from Growlithe
Poliwag: A water Pokemon that evolves into Poliwhirl
Poliwhirl: A water Pokemon that evolves from Poliwag and can evolve into Poliwrath or Politoed
Poliwrath: A water / fighting Pokemon that evolves from Poliwhirl
Abra: A psychic Pokemon that evolves into Kadabra
Kadabra: A psychic Pokemon that evolves from Abra and can evolve into Alakazam
Alakazam: A psychic Pokemon that evolves from Kadabra
Machop: A fighting Pokemon that evolves into Machoke
Machoke: A fighting Pokemon that evolves from Machop and can evolve into Machamp
Machamp: A fighting Pokemon that evolves from Machoke
Bellsprout: A grass / poison Pokemon that evolves into Weepinbell
Weepinbell: A grass / poison Pokemon that evolves from Bellsprout and can evolve into Victreebel
Victreebel: A grass / poison Pokemon that evolves from Weepinbell
Tentacool: A water / poison Pokemon that evolves into Tentacruel
Tentacruel: A water / poison Pokemon that evolves from Tentacool
Geodude: A rock / ground Pokemon that evolves into Graveler
Graveler: A rock / ground Pokemon that evolves from Geodude and can evolve into Golem
Golem: A rock / ground Pokemon that evolves from Graveler
Ponyta: A fire Pokemon that evolves into Rapidash
Rapidash: A fire Pokemon that evolves from Ponyta
Slowpoke: A water / psychic Pokemon that evolves into either Slowbro or Slowking
Slowbro: A water / psychic Pokemon that evolves from Slowpoke
Magnemite: An electric / steel Pokemon that evolves into Magneton
Magneton: An electric / steel Pokemon that evolves from Magnemite and can evolve into Magnezone
Farfetch'd: A normal / flying Pokemon that does not evolve
Doduo: A normal / flying Pokemon that evolves into Dodrio
Dodrio: A normal / flying Pokemon that evolves from Doduo
Seel: A water Pokemon that evolves into Dewgong
Dewgong: A water / ice Pokemon that evolves from Seel
Grimer: A poison Pokemon that evolves into Muk
Muk: A poison Pokemon that evolves from Grimer
Shellder: A water Pokemon that evolves into Cloyster
Cloyster: A water / ice Pokemon that evolves from Shellder
Gastly: A ghost / poison Pokemon that evolves into Haunter
Haunter: a ghost / poison Pokemon that evolves from Gastly and can evolve into Gengar
Gengar: A ghost / poison Pokemon that evolves from Haunter
Onix: A rock / ground Pokemon that evolves into Steelix
Drowzee: A psychic Pokemon that evolves into Hypno
Hypno: A psychic Pokemon that evolves from Drowzee
Krabby: A water Pokemon that evolves into Kingler
Kingler: A water Pokemon that evolves from Krabby
Voltorb: An electric Pokemon that evolves into Electrode
Electrode: An electric Pokemon that evolves from Voltorb
Exeggcute: A grass / psychic Pokemon that evolves into Exeggutor
Exeggutor: A grass / psychic Pokemon that evolves from Exeggcute
Cubone: A ground Pokemon that evolves into Marowak
Marowak: A ground Pokemon that evolves from Cubone
Hitmonlee: A fighting Pokemon that evolves from Tyrogue
Hitmonchan: A fighting Pokemon that evolves from Tyrogue
Lickitung: A normal Pokemon that evolves into Lickilicky
Koffing: A poison Pokemon that evolves into Weezing
Weezing: A poison Pokemon that evolves from Koffing
Rhyhorn: A ground / rock Pokemon that evolves into Rhydon
Rhydon: A ground / rock Pokemon that evolves from Rhyhorn and can evolve into Rhyperior
Chansey: A normal Pokemon that evolves from Happini and can evolve into Blissey
Tangela: A grass Pokemon that evolves into Tangrowth
Kangaskhan: A normal Pokemon that does not evolve
Horsea: A water Pokemon that evolves into Seadra
Seadra: A water Pokemon that evolves from Horsea and can evolve into Kingdra
Goldeen: A water Pokemon that evolves into Seaking
Seaking: A water Pokemon that evolves from Goldeen
Staryu: A water Pokemon that evolves into Starmie
Starmie: A water / psychic Pokemon that evolves from Staryu
Mr. Mime: A psychic Pokemon that evolves from Mime Jr.
Scyther: A bug / flying Pokemon that evolves into Scizor
Jynx: An ice / psychic Pokemon that evolves from Smoochum
Electabuzz: An electric Pokemon that evolves from Elekid and can evolve into Electivire
Magmar: A fire Pokemon that evolves from Magby and can evolve into Magmortar
Pinsir: A bug Pokemon that does not evolve
Tauros: A normal Pokemon that does not evolve
Magikarp: A water Pokemon that evolves into Gyarados
Gyarados: A water / flying Pokemon that evolves from Magikarp
Lapras: A water / ice Pokemon that does not evolve
Ditto: A normal Pokemon that does not evolve
Eevee: A normal Pokemon that can evolve into Vaporeon, Jolteon, Flareon, Espeon, Umbreon, Leafeon, or Glaceon
Vaporeon: A water Pokemon that evolves from Eevee
Jolteon: An electric Pokemon that evolves from Eevee
Flareon: A fire Pokemon that evolves from Eevee
Porygon: A normal Pokemon that evolves into Porygon2
Omanyte: A rock / water Pokemon that evolves from a Helix Fossil and can evolve into Omastar
Omastar: A rock / water Pokemon that evolves from Omanyte
Kabuto: A rock / water Pokemon that evolves from a Dome Fossil and can evolve into Kabutops
Kabutops: A rock / water Pokemon that evolves from Kabuto
Aerodactyl: A rock / flying Pokemon that does not evolve
Snorlax: A normal Pokemon that evolves from Munchlax
Articuno: An ice / flying Pokemon that does not evolve; this is a "Legendary Pokemon"
Zapdos: An electric / flying Pokemon that does not evolve; this is a "Legendary Pokemon"
Moltres: A fire / flying Pokemon that does not evolve; this is a "Legendary Pokemon"
Dratini: A dragon Pokemon that evolves into Dragonair
Dragonair: A dragon Pokemon that evolves from Dratini and can evolve into Dragonite
Dragonite: A dragon Pokemon that evolves from Dragonair
Mewtwo: A psychic Pokemon that does not evolve; this is a "Legendary Pokemon"
Mew: A psychic Pokemon that does not evolve; this is a "Legendary Pokemon"