Gurdjar language
Gurdjar (Kurtjar) is a Paman language of the Cape York Peninsula, Queensland, Australia. There are two dialects, Gurdjar proper (Gunggara, Kunggara), and Rip (Ngarap, Areba). According to the UNESCO Atlas of the World's Languages in Danger, the language is classified as extinct.

Phonology

Consonants

Vowels 

Kurtjar also has a diphthong /ua/.

References 

Paman languages
Extinct languages of Queensland