Seq # 603110020

Hydria undulata (Linnaeus, 1758) Species

Last modified: May 7, 2024, 5:04 p.m.


A rather common species throughout Belgium.

This species is considered Vulnerable according to the IUCN Red List category for Flanders 2023.


Details

Classification
Family: Geometridae > Subfamily: Larentiinae > Tribus: Rheumapterini > Genus: Hydria > Species: Hydria undulata
Vernacular names
Gegolfde spanner (NL), Scallop Shell (EN), La Phalène ondulée (FR), Wellenspanner (DE)
Synonyms
Hydria undularia (Boisduval, 1840)
First mention in Belgium
De Sélys-Longchamps E. 1844. Énumération des insectes Lépidoptères de la Belgique. — Mémoires de la Société royale des Sciences de Liége 2: 1–35. On page 16 (as Larentia undularia). view page
Status

Native


Distribution


Imago

Wingspan 25–30 mm.

Museum specimens


Specimens in nature


Cocoon/pupa

Hibernates as pupa in a loose cocoon among debris or in loose sand.
The adults come to light.

No pictures yet!

Flight periods

The adults fly from late May till early August.


Observed on

Host plant (species):
Populus tremula and Vaccinium myrtillus
Host plant (genera):
Salix

The larva spins together the shoots of Salix or Vaccinium myrtillus.

No pictures yet!