I got all the information from Bulbapedia. If you see some of the same names it's because the pokémon has the same name in English as they do in Japanese.

#1 Bulbasaur/Fushgidane



#2 Ivysaur/Fushigisou



#3 Venusaur/Fushigibuma



#4 Charmander/Hitokage



#5 Charmeleon/Lizardo



#6 Charizard/Lizardon



#7 Squirtle/Zenigame



#8 Wartortle/Kameil



#9 Blastoise/Kamex



#10 Caterpie/Caterpie



#11 Metapod/Trancell



#12 Butterfree/Butterfree



]#13 Weedle/Beedle



#14 Kakuna/Cocoon



#15 Beedrill/Spear



#16 Pidgey/Poppo



#17 Pidgeotto/Pigeon



#18 Pidgeot/Pigeot



#19 Rattata/Koratta



#20 Raticate/Ratta



I wanted to put all 719, but it only allowed me to put 20 pictures, so I only put the first 20. I will continue later.