Seq # 603540020

Pasiphila debiliata (Hübner, 1817) Species

Last modified: Oct. 13, 2021, 9:15 a.m.

A rare and local species in Belgium, mainly known from the Kempen and the south of the country.


Family: Geometridae > Subfamily: Larentiinae > Tribus: Eupitheciini > Genus: Pasiphila > Species: Pasiphila debiliata
Vernacular names
Bosbesdwergspanner (NL), Bilberry Pug (EN), L'Eupithécie de la Myrtille (FR), Heidelbeer-Blütenspanner (DE)
First mention in Belgium
Fologne E. 1862c. Notes sur quelques lépidoptères observés en Belgique. — Annales de la Société entomologique belge 6: 170–176. On page 172.




Museum specimens

Specimens in nature


Flight periods

The adults fly in one generation a year; from early June towards early August. They are active from dusk onwards, flying among the food plant and later come to light.

Observed on

Host plant (species):
Vaccinium myrtillus

The larva lives between spun leaves on Vaccinium myrtillus and V. uliginosum. Hibernates as an egg on the food plant. Pupates underground or among the food plant

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