Rheumaptera undulata
| Rheumaptera undulata | |
|---|---|
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| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Subphylum: | Hexapoda |
| Class: | Insecta |
| Order: | Lepidoptera |
| Family: | Geometridae |
| Genus: | Rheumaptera |
| Species: | R. undulata |
| Binomial name | |
| Rheumaptera undulata (Linnaeus, 1758) | |
| Synonyms | |
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The Scallop Shell (Rheumaptera undulata or Hydria undulata) is a moth of the Geometridae family. It is found in most of the Palearctic ecozone and North America.
The wingspan is 25–30 mm. There is one generation per year with adults on wing from the end of May to August in Europe.
The larvae feed on Betula (including Betula verrucosa and Betula pubescens), Vaccinium (including Vaccinium myrtillus and Vaccinium uliginosum) and Salix species (including Salix myrtilloides, Salix caprea, Salix aurita, Salix cinerea, Salix myrsinifolia and Salix phylicifolia), as well as Populus tremula, Populus balsamifera, Berberis vulgaris, Ribes alpinum, Spiraea salicifolia, Sorbus aucuparia, Elaeagnus commutata and Myrica gale. Larvae can be found in August and September. It overwinters as a pupa.
Subspecies
- Rheumaptera undulata undulata
- Rheumaptera undulata sajana Bryk, 1921