Small Ranunculus (Hecatera dysodea (Denis & Schiffermüller, 1775))

Scientific name: Hecatera dysodea (Denis & Schiffermüller, 1775)
Common name: Small Ranunculus
French name: Noctuelle dysodée, Noctuelle des renoncules.
Order: Lepidoptera
Suborder: Heterocera
Family: Noctuidae
Subfamily: Hadeninae
Wingspan: 32-34 mm.
Biotope: Road sides, cultivated areas.
Geographic area: Southern and central Europe, central Asia east to western Mongolia. North Africa. Recently introduced to the United States of America.
Flight time: May to mid-August.
Number of generations : 1
Caterpillar: Green reddish brown or green. The spiracles which appear as small black dots mark the limit between a dark dorsal area and a much more paler underside area.
Host plant: Various species of wild or cultivated Lettuces (Lactuca spp.). The caterpillars feed on seeds or flowers.

The Small Ranunculus' wings show a dark grey median area between two paler areas mottled with orange. These areas appear separated by festooned lines.
There is a prominent tuft of hairs above and back of the head.
The Small Ranunculus is attracted to light.
It over winters as a chrysalis under the ground.


Small Ranunculus (Hecatera dysodea) - Yvelines, France - June 23rd 2011
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Small Ranunculus (Hecatera dysodea)
The colours of the Small Ranunculus provide a good camouflage on the wall of the house.



Small Ranunculus (Hecatera dysodea) - Yvelines, France - July 2nd 2013
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Small Ranunculus (Hecatera dysodea)
Here is a new observation of one Small Ranunculus, at the same place as before, just two years and one week later. This moth is following the paths of its grand parents.

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