Ymlusgiad
Madfall
Deinosor
Neidr
Amffibiad
Crwban
Llyffant
Gwiber
Crocodeil
Salamandr
Broga
Môr-grwban
Draig_Comodo
Madfall_symudliw
Neidr_y_gwair
Crwban_môr_lledrgefn
Acsolotl
Crwban_tir
Aligator
Madfall_ddŵr
Môr-grwban_pendew
Penbwl
Llyffant_dafadennog
Ichthyosaur
Madfall_gyffredin
Madfall_ddŵr_gribog
Peithon
Crwban_Môr_Gwalchbig
Pwdre_sêr
Llyffant_y_twyni
Madfall_ddŵr_balfog
Madfall_y_tywod
Madfall_ddŵr_gyffredin
Llyffant_magu_Maiorcaidd
Crocodeil_Afon_Nîl
Salamandr_Mawr_Tsieina
Maureen_Ann_Donnelly