Latticed Heath (Chiasmia clathrata (Linnaeus, 1758))

Scientific name: Chiasmia clathrata (Linnaeus, 1758)
Common name: Latticed Heath
French name: Géomètre à barreaux, Réseau.
Order: Lepidoptera
Suborder: Heterocera
Family: Geometridae
Subfamily: Ennominae
Wingspan: 22 to 26 mm. Females are slightly smaller than males.
Biotope: Open areas, waste grounds, clearings, woodland edges, mowed meadows, road sides.
Geographic area: Europe, North Africa, Asia, except in extreme south, east to Japan.
Flight time: April to June then August to September.
Number of generations : 2
Caterpillar: Bright green with wavy whitish lines.
Host plant: Various Fabaceae including Clover (Trifolium sp.), Lucerne (Medicago sativa), and Tufted Vetch (Vicia cracca).

The Latticed Heath's wings show dark brown lattice-shaped marks on a background colour which may vary from yellowish white to beige.
The drawings are similar on both sides of the wings.
The wings have a black and white dotted fringe.
The Latticed Heath flies during the day and during the night. It is attracted to light.
It overwinters in the ground as a pupa.


Latticed Heath (Chiasmia clathrata) - Yvelines, France - June 16th 2013
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Latticed Heath (Chiasmia clathrata)
In this Clearing, Latticed Heath moths fly with Common Heath moths. It is rather easy to tell them apart.



Latticed Heath (Chiasmia clathrata) - Yvelines, France - July 5th 2008
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Latticed Heath (Chiasmia clathrata)
Unlike butterflies, moths are used to landing at mid-height of the vegetation.



Latticed Heath (Chiasmia clathrata) - Yvelines, France - July 5th 2008
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Latticed Heath (Chiasmia clathrata)
You need to lean down in order to take the picture at same height as the eyes.



Latticed Heath (Chiasmia clathrata) - Yvelines, France - June 16th 2013
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Latticed Heath (Chiasmia clathrata)
Conditions were very good to shoot this picture: No wind, a very kind moth, no parasite grass stem in the field of view and nice green grasses in the far to get a beautiful bookeh.



Latticed Heath (Chiasmia clathrata) - Yvelines, France - June 16th 2013
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Latticed Heath (Chiasmia clathrata)
Here is another angle of view with manual focus to get a very sharp eye.



Latticed Heath (Chiasmia clathrata) - Saône-et-Loire, France - August 29th 2015
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Latticed Heath (Chiasmia clathrata)
Here is my first light trap test with a very simple assembly: A piece of white sheet and an incandescent bulb at the tip of an extension cord.
I have got a few visits including one Latticed Heath.

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