Bygone Sierra Nevada tribe, 4 letters
Extinct North American Indians who lived in the Pit river valley in northern California, 4 letters
Extinct people of N. California, 4 letters
Extinct people of northern California (or backward, an opposing vote), 4 letters
Gold-medalist swimmer Klochkova, 4 letters
Indian of the Sacramento River valley, 4 letters
River to the Laptev Sea, 4 letters
Sacramento River Valley native, once, 4 letters
The Yanan language spoken by the Yana people, 4 letters