Júma (Arara-Kawahib) is one of the eight ethnic varieties of the Kagwahiva language, which belongs to Subgroup VI of the Tupi-Guarani languages. The most elderly native speaker, called Aruka Juma, died in 2021.
Documentation
The language has been documented since 2019 through the recording of vocabulary lists, traditional narratives, everyday stories, etc. Some of the texts can accessed through the website of the Survey of California and Other Indian Languages.
↑Abrahamson, Arne & Joyce (1984). Os fonemas da língua júma(PDF). In Robert A. Dooley (ed.), Estudos sobre línguas tupí do Brasil: Brasília: Summer Institute of Linguistics. pp.157–174.{{cite book}}: CS1 maint: publisher location (link)