Ok, heres the ones I know!

Breed two Pikachus to get Pichu. 
Breed two Electabuzzes and you get Elekid. 
Breed two Clefairies and you get Cleffa. 
Breed two Jigglypuffs and you get Igglybuff. 
Breed two Magmars and you get Magby. 

These Pokemon do not produce eggs!
 
Igglybuff
Togepi
Cleffa
Tyrogue
Smoochum
Elekid
Magby
Articuno
Zapdos
Moltres
Mewtwo
Mew
Raikou
Entei
Suicune
Nidorina
Nidoqueen
Pichu
Lugia
Hoho
 

More soon  8)