Ancylosis is a genus of snout moth. It was described by Zeller, in 1839, and is known from South Africa, Uzbekistan, Spain, Turkmenistan, Lebanon, Algeria, Tunisia, Russia, Israel, Palestine, Tinos, Australia, Seychelles, Afghanistan, the United States, Iraq, Namibia, Kazakhstan, Iran, Mauritius, Mozambique, Sarepta, Argentina, Sri Lanka, and Aden.