Noun
terminal moraine (plural terminal moraines)
a moraine left at the point of furthest advance of a glacier or ice sheet
On Earth the ridge would be called the terminal moraine of an alpine glacier. Source: Internet
The last stand of Lake Yosemite was about 5.5 miles (8.9 km) long and was impounded by a terminal moraine near the base of El Capitan. Source: Internet
Tully is geologically noted for the terminal moraine deposited there by the glacier, filling the deep Tully Valley, which might have been another Finger Lake, had the moraine been left closer to Syracuse, impounding water. Source: Internet