relict

A species that inhabits a much smaller geographic area than it did in the past, often because of environmental change.

Something that has survived; a remnant.

A widow or widower.

Of or relating to something that has survived, as structures or minerals after destructive processes.

One who is left or who remains: a survivor.

Specifically, a widower or widow, especially a widow.

A thing left behind; a relic.

Left; remaining; surviving.

In phytogeography, persisting in a limited area only: said of an endemic plant which at an earlier period had a much wider range.

In physical geography, left as a result of erosion; residual: said of mountains the form of which is due to the erosion of neigh boring valleys, as mountains of circumdenudation, and especially isolated residual mountains or monadnocks.