Four; see text Tiger parrots are members of the genus Psittacella (the only genus in the subfamily Psittacellinae) in the family Psittaculidae, named for their tiger-striped backs.

Established by Hermann Schlegel in 1871, the genus contains the following species,[1] all of which are endemic to the island of New Guinea.

Their diet consists primarily of seeds and berries.

Joseph, L., Toon, A., Schirtzinger, E. E., Wright, T. F., & Schodde, R. (2012).

A revised nomenclature and classification for family-group taxa of parrots (Psittaciformes).