trends NW to Maston Creek which flows to Crosby Creek, 8 mi. SW of Ear Mtn. and 40 mi. N of Teller, Seward Peninsula Highlands. 5 miles long.
Prospectors' name reported in 1901 by T. G. Gerdine (in Collier, 1902, pl. 12), U.S. Geological Survey (USGS).
Ear Mountain, The Ears, Ears Peak, East Peak, North Hill, West Peak,
Rivers:Streams:Crosby Creek, Deer Creek, Dinsmore Creek, Gay Creek, Maria Creek, Maston Creek, Pinnacle Creek, Quartz Creek, Saddle Creek, Step Creek, Wilkins Creek, Willow Creek,
Valleys:Cabin Gully, Idaho Gulch, Pinnacle Gulch, Shaft Gully, Step Gulch,