Psyche crassiorella Bruand, 1851 Species
Last modified: Nov. 22, 2024, 12:55 p.m.
Recorded for the first time in Belgium in 1981 in LG. A very local and rare species in Belgium, only known with certainty from one area in LG.
Details
- Classification
- Family: Psychidae > Subfamily: Psychinae > Tribus: Psychini > Genus: Psyche > Species: Psyche crassiorella
- Vernacular names
- Hooglandzakdrager (NL), Scarce Grass Bagworm (EN), Großer Rauch-Sackträger (DE)
- First mention in Belgium
- Henderickx H. 1988. Psyche crassiorella (Bruand, 1853), een nieuwe soort voor de Belgische fauna (Lepidoptera: Psychidae). — Phegea 16(4): 115–118. On page 115 (as Psyche crassiorella (Bruand, 1853)). view page
- Status
-
Native
Distribution
Imago
Wingspan 13–17 mm in male. Forewing in male glossy brown, hind wing grey.
Body length 4,5–5 mm in females.
Museum specimens
Specimens in nature
Caterpillar
The larvae are similar to Psyche casta but crossbands are more prominent. The larvae are dark, with body reddish yellow. The crossbands across the back are more emphatically present and are dark, often with yellowish bands. Larval development is one or two years.
Case
Length 10–15 mm, width 2–4 mm; tubular, covered with grass stems. The case is slightly bigger than to the one of Psyche casta but P. crassiorella uses often thicker stems.
Bionomics
Pupation in the case during May and June.
Flight periods
One generation a year from late June to mid-July.
Habitat
Xerothermic environments.
