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Caloptilia elongella (commonly known as pale red slender)[2] is a moth of the family Gracillariidae. It is known from all of Europe east to eastern Russia. It is also found in North America from British Columbia, south to California and east in the north to New Hampshire and New York.

Pale red slender
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Gracillariidae
Genus:	Caloptilia
Species:	C. elongella
Binomial name
Caloptilia elongella (Linnaeus, 1761)[1]
Synonyms
List Phalaena elongella Linnaeus, 1761 Caloptilia bruneorubella (Bruand, 1851) Caloptilia brunneorubella (Bruand, 1858) Caloptilia elongatus (Fabricius, 1798) Caloptilia inconstans (Stainton, 1851) Caloptilia inconstantella (Bruand, 1858) Caloptilia numerosipunctella (Bruand, 1858) Caloptilia ochrea Dufrane, 1944 Caloptilia olongella (Riley, 1891) Caloptilia punctella (Linnaeus, 1761) Caloptilia signipennella (Hübner, 1796) Caloptilia signipennis (Haworth, 1828) Caloptilia stramineella (Stainton, 1851) Caloptilia strigulella (Predota, 1917) Caloptilia uniformata Dufrane, 1944

The wingspan is 14–16 millimetres (0.55–0.63 in). The forewings are deep reddish-ochreous, sometimes mixed or suftused with pale yellowish ; margins sometimes with darker dots ; often an indistinct pale yellowish triangular costal blotch before middle.Hindwings are rather dark grey.The larva is whitish or pale greenish ; dorsal line dark grey;head pale brownish or greenish.[3]

There are two generations per year, with adults on wing in June and again during September, after which they hibernate and reappear in spring.[4]

The larvae feed on Alnus glutinosa, Alnus incana and Alnus minor. They mine the leaves of their host plant.[5]

References

External links

• Lepiforum.de
• Media related to Caloptilia elongella at Wikimedia Commons

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