Rhyacionia duplana (Hübner, 1813) Species
Last modified: Dec. 10, 2023, 1:49 p.m.
A very rare and local species in Belgium, only known from an old record in Heverlee (VB) and rediscovered in 2019 in LI.
Details
- Classification
- Family: Tortricidae > Subfamily: Olethreutinae > Tribus: Eucosmini > Genus: Rhyacionia > Species: Rhyacionia duplana
- Vernacular names
- Rechte dennenlotboorder (NL)
- First mention in Belgium
- De Fré Ch. 1858. Catalogue des Microlépidoptères de la Belgique. — Annales de la Société entomologique belge 2: 45–162. On page 74. view page
- Status
-
Native
Distribution
Imago
Wingspan 12–18 mm. Gray pointed forewings with darker grey-brown crossbands. Brown-orange drawing in the outer part of the forewing. Head rust red, thorax and palps grey.
Museum specimens
Specimens in nature
No pictures yet!Caterpillar
Fully grown larva about 9 mm. Body is waxy yellowish-brown with very small dark brown pinacula. Head is blackish-brown and prothoracic plate brown. Anal plate is weakly sclerotized and yellowish-brown with some darker mottling.
Bionomics
Newly hatched larva feeds on new shoots and spin webs around the needle bases. After initially feeding externally the larva lives from August till March in the buds of the food plant. Later it prefers fresh shoots of the same tree.
Pupation between leaf litter on the ground. The species hibernates in the larval stage.
The adults come to light.
Flight periods
They fly in one generation a year, from late March till mid-May.
Observed on
- Host plant (species):
- Pinus sylvestris
The larva lives on Pinus sylvestris.
Habitat
It inhabits pine forests.
