Gynnidomorpha alismana

Gynnidomorpha alismana, the water plantain conch, is a moth of the family Tortricidae. It was described by Ragonot in 1883. It is found in most of Europe, except Spain, Switzerland, most of the Balkan Peninsula and Ukraine. Further east it is found across the Palearctic to China (Anhui, Fujian, Guangdong, Guizhou, Hebei, Heilongjiang, Hubei, Hunan, Inner Mongolia, Jiangxi, Jilin, Shaanxi, Yunnan) and Korea.[3] It is found in riverine and other watery habitats.

Water plantain conch
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Tortricidae
Genus: Gynnidomorpha
Species:
G. alismana
Binomial name
Gynnidomorpha alismana
Synonyms

The wingspan is 11–14 mm.[4] The head is pale ochreous. Forewings with a gently arched costa .They are pale ochreous, submetallic, the margins more or less strigulated with dark fuscous > There is an ochreous-brownish basal patch, often represented by an angulated edge only.Then a slightly curved ochreous-brown median fascia, suffused with blackish below middle. There are some ochreous brownish clouds towards the tornus. An ochreous-brown fascia from costa posteriorly is obsolete before termen. The hindwings are grey, almost black. The larva is dull yellowish -pink or pinkish-brown ; head and plate of 2 black-brown :[5]

Adults are on wing from June to August.

The larvae feed on Alisma plantago-aquatica. They feed on the pith from within the flower stems.[6] The species overwinters as a full-grown larva within a grey, silken cocoon in the lower part of the stem. Pupation takes place in the stem.[7]

References
  1. tortricidae.com
  2. Fauna Europaea
  3. A Brief Summary of Tribe Cochylini from China (Lepidoptera: Tortricidae: Tortricinae)
  4. "microlepidoptera.nl". Archived from the original on 2013-12-03. Retrieved 2013-11-28.
  5. Meyrick, E., 1895 A Handbook of British Lepidoptera MacMillan, London pdf Public Domain This article incorporates text from this source, which is in the public domain. Keys and description
  6. UKmoths
  7. "Lepidoptera of Belgium". Archived from the original on 2011-09-09. Retrieved 2013-11-28.
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