[1][2] The position of the Tamanic languages, spoken in West Borneo, was unclear until the end of the last century.

Adelaar showed that they are especially close to Buginese and thus can be included in the South Sulawesi subgroup.

[3] Zobel (2020) also classifies the Badaic languages with Seko as part of a Seko–Badaic group within the South Sulawesi branch.

[4] Notes: Italic writing indicates it is considered a dialect and not a separate language.

[5] Adelaar (1995) suggested that the vocabulary of Malagasy, next to its basic stratum inherited from Barito and loanwords from Malay, also contains many words that are of South Sulawesi origin.