) is an endangered Maipurean
language spoken in Amazonas
by approximately 100 people.
Speakers of Tariana are switching to the unrelated Tucano language (of the Tucanoan family).
Research on Tariana, including a grammar book and a Tariana-Portuguese dictionary have been written by Alexandra Aikhenvald from the La Trobe University, who is a specialist on the Arawak language family.