Eukaryota  >  Metazoa  >  Chordata  >  Aves  >  Piciformes

Family	Genus	Species
Bucconidae	9	27
Galbulidae	4	14
Indicatoridae	4	16
Lybiidae	7	39
Megalaimidae	3	22
Picidae	39	223
Ramphastidae	9	63