Brachmia inornatella (Douglas, 1850) Species
Last modified: Feb. 26, 2024, 5:24 p.m.
A rare species in the northern part of Belgium and very rare in the southern part of the country.
Details
- Classification
- Family: Gelechiidae > Subfamily: Dichomeridinae > Genus: Brachmia > Species: Brachmia inornatella
- Vernacular names
- Poeltjespalpmot (NL), Fen Snout, Fen Crest (EN), Teich-Palpenmotte (DE)
- First mention in Belgium
- Janmoulle E. 1958b. Espèces nouvelles pour la faune belge (suite). — Lambillionea 58: 73–75. On page 73.
- Status
-
Native
Distribution
Imago
Wingspan 11–15 mm. The species is characterised by the cream forewing, the three black, distinct stigmata and the slightly sinuate forwing margin.
Museum specimens
No pictures yet!Specimens in nature
Genitalia
Caterpillar
Head dark brown; prothoracic plate brown, mottled darker posteriorly with a narrow, whitish medial division; abdomen whitish, suffused pale brownish; a more or less disntinct, narrow brown dorsal line; anal plate sub-oval, brown; prolegs semi-translucent greyish-brown; pinacula brown (Gregersen & Karsholt 2022).
Bionomics
The larva lives in the upper section of a dead stem of the food plant. It hibernates in the stem. There are no obvious external signs in the winter where it feeds within the upper section of a dead stem.
The moths become active from late afternoon and around dusk and later come to light.
Flight periods
The adults fly usually from mid-May towards late August, with a peak during June.
Observed on
- Host plant (species):
- Phragmites australis
The larva lives on Phragmites australis.
Habitat
It occurs in fens, marshes and other wetland biotopes.
