Datana ministra, the yellownecked caterpillar, is a moth of the family Notodontidae. It is found in southern Canada and the United States east of the Rocky Mountains, in the south-west it ranges to California.Moths of North Dakota
The wingspan is about 42 mm. There is one generation per year.
The larvae feed on Malus, Quercus, Betula and Salix species.BugWood
Subspecies Datana ministra ministra Datana ministra californica Dyar, 1890
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