Description
In the Terra Cotta Mountains, trends SE to a tributary valley of the South Fork Kuskokwim River, 2 mi NE of Post Lake.
History
Named for the abundance of graptolite fossils found at the head of the canyon.
Yukon-Koyukuk County · Alaska
In the Terra Cotta Mountains, trends SE to a tributary valley of the South Fork Kuskokwim River, 2 mi NE of Post Lake.
Named for the abundance of graptolite fossils found at the head of the canyon.