Swammerdamia caesiella is a moth of the family Yponomeutidae. It is found from most of Europe to Japan. It is also present in North America,[2] where it is possibly an introduced species.[3]
| Swammerdamia caesiella | |
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Lepidoptera |
| Family: | Yponomeutidae |
| Genus: | Swammerdamia |
| Species: | S. caesiella
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| Binomial name | |
| Swammerdamia caesiella | |
| Synonyms | |
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The wingspan is 9–13 mm. The head is white. The thorax is white, sometimes anteriorly fuscous-sprinkled. Forewings are white, irregularly irrorated with fuscous; some longitudinal series of blackish dots; antemedian dark fuscous fascia reduced to two spots, discal and dorsal; two white spots on costa posteriorly, separated by a dark fuscous spot; cilia coppery-tinged, with two dark purplish-fuscons lines. Hindwings are pale fuscous. The larva is reddish-brown; dorsal line broad, paler, becoming indistinct posteriorly; spiracular broad, yellowish-white; head pale yellow-ochreous.[4]
They are on wing from May to June and again in August in two generations per year.[5]
The larvae feed on Betula species. They feed on the parenchyma on the upperside of a leaf, beneath a silken web.
References edit
- ^ Fauna Europaea
- ^ Swammerdamia at funet
- ^ Bug Guide
- ^ Meyrick, E., 1895 A Handbook of British Lepidoptera MacMillan, London pdf
This article incorporates text from this source, which is in the public domain. Keys and description
- ^ UKmoths
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