Description
Styx River is located heads at glacier flows N to South Fork Kuskokwim River 5.4 mi. SE of its junction with Hartman River, 90 mi. NW of Tyonek, Alaska Range
History
Named in 1898 by W. S. Post and J. E. Spurr, U.S. Geological Survey (USGS), after the chief river of the lower world in Greek mythology.