Click the Colorless Pokemon you want. This will take you to the profile of it and its evolution.
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Koga's Pidgey Lv. 15
Koga's Pidgey Lv. 9
Lt. Surge's Rattata
Lt. Surge's Raticate
Blaine's Doduo
Blaine's Dodrio
Giovanni's Meowth Lv. 12
Giovanni's Mewoth Lv. 17
Giovanni's Persian
Erika's Jigglypuff
Sabrina's Porygon
Lt. Surge's Eevee