Crambidae Acentropinae Pyroderces argyrogrammos Cataclysta lemnata
Acentria ephemerella ([Denis & Schiffermüller], 1775)
Water Veneer

Genus: Acentria Stephens, 1829   Original genus: Tinea Linnaeus, 1758

Synonims (genus):
   Acentropus Curtis, 1834
  Synonims (species):
   nivea Olivier, 1791

Females are dimorphic, one form with rudimentary wings is completely aquatic, copulating at the surface

Adult:
A. ephemerella (© Philippe Mothiron)
Adult, Chapet (Yvelines), France, July 13, 2005
(Photo by Philippe Mothiron, Les Carnets du Lépidoptériste Français)
A. ephemerella (© Simon Davey)
Adult, Beckley Woods, East Sussex, UK, July 15, 2005
(Photo by Simon Davey)
A. ephemerella (© Chris Steeman)
Adult, Kalmthout, Antwerp, Belgium, July 1, 2004
(Photo by Chris Steeman)

Foodplants:
Elodea, Potamogeton, Chara; larva subaquatic at depths of up to 2m

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