extends N from Fish Creek, between South Fork Kuskokwim and Post Rivers, 80 mi. SE of McGrath, Alaska Range
So named in 1898 by J. E. Spurr and W. S. Post, U.S. Geological Survey (USGS), because of "their superb and peculiar coloring."
Teocalli Mountains, Terra Cotta Mountains,
Ridges:Barren Ridge, Terra Cotta Mountains,
Rivers:Streams:Bear Creek, Boulder Creek, Brush Creek, Denny Creek, Johnson Creek, Lynx Creek, Wolverine Creek,
Valleys: