|Pilbara region, Australia|
Ngumpin–Yapa languages (green) among other Pama–Nyungan (tan). Ngumpin is the group in the north, and Yapa (Ngarrka) the south. The tan gap in the green is Ngardi.
- McConvell and Laughren (2004) "The Ngumpin–Yapa subgroup". In Claire Bowern & Harold Koch, Australian Languages: Classification and the Comparative Method. Amsterdam/Philadelphia: John Benjamins Publishing Company.