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of the Lepidoptera of Belgium

Aglia tau (Linnaeus, 1758)

Locally fairly common in some forests in Central and South Belgium.

The larva lives on several tree species with a preference for Fagaceae, like Fagus, Betula, Alnus glutinosa, Alnus incana, Salix caprea, Sorbus aucuparia, Tilia cordata, Quercus and Corylus avellana. Hibernates as a pupa in a though cocoon among plant debris.

The adults fly from mid April till the beginning of June in one generation a year. They are active during the day and later come to light.

Belgium, Luxembourg, Wellin, 29 April 2005.
(Photo © Chris Steeman)
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© Flemish Entomological Society