Munro is working on a dictionary and grammar for Tolkepaya. Footnotes References Biggs, Bruce. 1957. Testing Intelligibility among Yuman Languages. In International Journal of American Linguistics. Vol. 23, No. 2. (April 1957), pp. 57–62. University of Chicago Press. Mithun, Marianne. 1999. The Languages of Native North America. Cambridge University Press. Shaterian, Alan William. 1983. Phonology and Dictionary of Yavapai. University of California, Berkeley. External links Yavapai basic lexicon at the Global Lexicostatistical Database Indigenous languages of Arizona Indigenous languages of the Southwestern United States Indigenous languages of the North American Southwest Yavapai