What is the hut used by the nomadic Indian tribes of the arid regions of the west and southwest United States, typically elliptical in form, with a rough frame covered with reed mats or grass or brushwood called?

wikiup — The hut used by the nomadic Indian tribes of the arid regions of the west and southwest United States, typically elliptical in form, with a rough frame covered with reed mats or grass or brushwood. (Webster's 1913.)