These are the "Archetypical"

Races in the varoius ff Games as compiled by me:
Species That Appear in Multiple Games:
Human/Lufenians/Hume/Cetra/Kuluu/Zilart (All)
Dwarves (1,3,4,5,9)
Wind Drakes (1,2,5)
Moogles (2[the beavers were very similer], 3, 5, 6, 7, 8, 9, 10, 11, 12)
Species That Appear in Single Games:
Mermaids (FF1)
Gnome (FF3)
Gulgan (FF3)
Hummungway (FF4)
Lunarians (FF4)
Varg (FF5, FF6)
Espers (FF6)
Imp (FF6)
Gi Tribe(Nanaki's Race) (FF7)
Moomba (FF8)
Pupu (FF8)
Shumi (FF8)
Burmecians/Cleryan (FF9)
Genome (FF9)
Oglop (FF9)
Qu (FF9)
Al Bhed (FF10/X-2)
Guado (FF10/X-2)
Hypello (FF10/X-2)
Ronso (FF10/X-2)
Shoopuf (FF10/X-2)
Elvaan (FF11)
Galka (FF11)
Mithra (FF11)
Tarutaru (FF11)
Tonberry (11)
The following all exsist in the "Ivalice" universe from game to game, but the catagorization of which being tedious, and I lazy in the extreme did not fully catagorize. I instead gave you this lengthy message.

:
Aegyl (FF12:RW)
Baknamy (FF12)
Bangaa (FFTA/12)
Garif (FF12)
Gria (FFTA2)
Helgas(Grand Kilteas Anestis) (FF12)
Nu Mou (FF12)
Occuria (FF12)
Rebe(Cat people) (FF12)
Seeq (FF12)
Urutan-Yensa (FF12)
Viera(Veena[dark],Rava[light],Feol[Half Aegyl]) (FFTA/1FF2)
and then these:
Clavats (FFCC)
Lilties (FFCC)
Selkie (FFCC)
Yukes (FFCC)