What is "timbisha"

The Timbisha ('rock paint') are a Native American tribe federally recognized as the Death Valley Timbisha Shoshone Band of California. They are known as the Timbisha Shoshone Tribe and are located in south central California, near the Nevada border. As of the 2010 Census the population of the reservation was 24. The older members still speak the ancestral language, also called Timbisha.