Parent: Psittacula (Rose-ringed parakeets)

└─ Psittacula longicauda (Long-tailed parakeet)

└─── Psittacula longicauda defontainei

└─── Psittacula longicauda longicauda

└─── Psittacula longicauda modesta

└─── Psittacula longicauda nicobarica

└─── Psittacula longicauda tytleri