Kartutjarra language

Kartutjarra is one of the Wati languages of the large Pama–Nyungan family of Australia. It is sometimes counted as a dialect of the Western Desert Language, but is classified as a distinct language in Bowern.
It is one of the components of the Martu Wangka koine.

Sign language

Most of the peoples of central Australia have signed forms of their languages. Among the Western Desert peoples, sign language has been reported specifically for Kardutjara. Signed Kardutjara is known to have been well-developed.