Phalonidia manniana
Seq # 361720050
Phtheochroa inopiana

Phalonidia udana (Guenée, 1845) Species

Last modified: Nov. 16, 2023, 3:15 p.m.

A very rare and local species in Belgium. Very closely related to Phalonidia manniana, there are no reliably external characteristics between the two species, therefore study of the genitals is necessary for identification.

Details

Classification
Family: Tortricidae > Subfamily: Tortricinae > Tribus: Cochylini > Genus: Phalonidia > Species: Phalonidia udana
Vernacular names
Wederikbladroller (NL), Loosestrife Conch (EN)
First mention in Belgium
Wullaert S., Verboven A. & Groenen F. 2014. Phalonidia udana (Lepidoptera: Tortricidae), een nieuwe soort voor de Belgische fauna. — Phegea 42(1): 2–6. On page 2. view page
Status

Native

Distribution

Imago

Wingspan male 10–13 mm, female 10–14 mm. This species is very similar with Phalonidia manniana. Determination by genitalia examination required.

Museum specimens

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Specimens in nature

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Genitalia

The shape of the median process of the transtilla is diagnostic and it is relatively long and slender in the male genitalia.

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Caterpillar

Dirty white body with five unsharp light red length lines, head, prothoracic and anal plates light brown.

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Bionomics

The larva bores in the stem where it also the hibernates and pupates.
The adults come to light.

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Flight periods

The adults are on the wing from late May towards late July.

Observed on

Host plant (species):
Lysimachia vulgaris and Lysimachia thyrsiflora

The larva lives on Lysimachia thyrsiflora and Lysimachia vulgaris.

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Habitat

It inhabits damp habitats, river banks, ditches and freshwater margins.

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Contact
Statistics
Flemish Entomological Society

jurate.deprins@gmail.com
    Species presence
  • 1791 West-Vlaanderen
  • 1791 Oost-Vlaanderen
  • 1965 Antwerpen
  • 1919 Limburg
  • 213 Vlaams Brabant
  • 1915 Brabant
  • 28 Brabant Wallon
  • 1674 Hainaut
  • 2217 Namur
  • 2140 Liège
  • 2220 Luxembourg