E54: Yuwi (Juipera, Toolginburra, Yuipera, Juwibara, Yuibera, Yuwiburra, Yuwibarra, Yuwibara): Yuwibara is treated as a dialect of Biri by Angela Terrill, based on George Bridgeman and Pierre-Marie Bucas' list in Curr (Vol.3, pp.
However Gavan Breen assigns it to Wiri (E57) – another dialect of Biri – on the basis of geography and other evidence.
It was a long process, which included Elders consulting with the State Library of Queensland, working on building word lists and developing a dictionary.
[15] The language and people are usually referred to as Yuwibara today,[16][17] with a 2020 native title determination made in this name.
Gavan Breen thinks that they spoke a dialect of Biri, and the status of their language is recorded as "potential" on AUSTLANG.