Datana integerrima, the walnut caterpillar moth, is a moth of the family Notodontidae.

It is found in eastern North America, from Ontario, through most of the Eastern States west to Minnesota and south to northern Mexico.

Adults are on wing from May to August.

[citation needed] The larvae feed on Carya, Juglans, Salix and Quercus species, Gleditsia triacanthos and some shrubs.

This article on a moth of the family Notodontidae is a stub.