Idaea degeneraria, Crete - photo © K. Bormpoudaki

Idaea degeneraria, Crete - photo © K. Bormpoudaki

Idaea degeneraria (Hübner, 1799)


Idaea degeneraria is a moth of the family Geometridae on the island of Crete, Greece.

Scientific name

Idaea degeneraria (Hübner, 1799)

Idaea degenerata (Treitschke, 1828)

Idaea floridaria (Turati, 1913)

Geometra degeneraria (Hübner, 1799)

Common name

Portland Ribbon Wave


Superfamily: Geometroidea > Family: Geometridae > Subfamily: Sterrhinae > Tribus: Sterrhini > Genus: Idaea


18-26 mm


The moth can be found in xerophilous sunny slopes, shrubland, rocky places, forest fringes and clearings, and calcareous soils.

Food plant

The larva feeds on several dry and withered plants, i.e. Convolvulaceae (Convolvulus), Dipsacaceae (Scabiosa), Polygonaceae (Polygonum), Compositae (Achillea, Taraxacum), etc.

Flight Period
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Lepiforum e. V.

Moths and Butterflies of Europe and North Africa

Lepidoptera Mundi

Plant Parasites of Europe