Location: Herberton south to headwaters of Herbert River north of Cashmere; at Ravenshoe, Millaa Millaa, and Woodleigh; east to Tully Falls. Plateau rain forest dwellers with social organization of four-class type; not to be confused with the coastal Djiru. The tribe was erroneously placed on Davidson's 1938 map.
Co-ordinates: 145°25'E x 17°40'S
Area: 1,100 sq. m. (2,900 sq. km.)
References: Parry-Okeden, 1897; Roth, 1910; Sharp, 1939; Tindale, 1940; Worms, 1950; Nekes and Worms, 1953; Dixon, 1966, 1969 MS; West, pers. comm.
Alternative Names: Tjirbal, Chirpalji, Dyirbaldyi, Djirbal, Dyirbalngan (collective term), Dyirbal, Chirpa, Choolngai (of Wakara tribe), Njirma (horde at Ravenshoe).