Ennomos autumnaria, the large thorn, is a moth of the family Geometridae.

The species can be found in Western and Central Europe East to Russia and Siberia The wingspan is 40–50 mm.

The ground colour is brown, red-brown or yellow-brown to yellowish beige.

[1] Similar species: other Ennomos Biotopes: Forest edges, parks, gardens with trees.

(Quercus sp., Alnus sp., Prunus sp., Salix sp., Tilia sp., Malus sp., Populus sp., Acer sp., Betula sp., Ulmus sp.