Dodatak:Abecedni popis ptičjih vrsta: Ku
Kui uredi
†Kuiornis Worthy, TH et al., 2010 uredi
- †Kuiornis indicator Worthy, T., Hand, Nguyen, Tennyson, Worthy, J., Scofield, Boles & Archer, 2010
Animalia → Chordata → Aves → Passeriformes → Acanthisittidae
Kup uredi
Kupeornis Serle, 1949 uredi
- Kupeornis chapini Schouteden, 1949
- Kupeornis gilberti Serle, 1949
- Kupeornis rufocinctus (Rothschild, 1908)
Animalia → Chordata → Aves → Passeriformes → Leiothrichidae