Seq # 362920150

Dichrorampha vancouverana McDunnough, 1935 Species

Last modified: Dec. 22, 2023, 11:53 a.m.

A very rare and local species in Belgium. Status after 2004 only take into account genitalized individuals.


Family: Tortricidae > Subfamily: Olethreutinae > Tribus: Grapholitini > Genus: Dichrorampha > Species: Dichrorampha vancouverana
Vernacular names
Haakjeswortelmot (NL), Gold-fringed Drill, Orange-spot Yarrow Moth (EN)
Dichrorampha gueneeana Obraztsov, 1953 and Dichrorampha politana sensu Janmoulle, 1953
First mention in Belgium
Janmoulle E. 1953. Espèces nouvelles pour la faune belge (suite). — Lambillionea 53: 21–22, 37–38, 49–50. On page 21.




Wingspan 12–15 mm. Distinguished from Dichrorampha alpinana and Dichrorampha flavidorsana by the sombre general coloration of the forewing, which is suffused with comparatively dull ochreous-orange and has a dull and inconspicuous narrow medio-dorsal blotch.
Most of the species in this genus should be checked for genitalia, especially when worn.

Museum specimens

No pictures yet!

Specimens in nature



The larva lives in the roots and the rootstock on the host plant. It hibernates and pupates in a silken cocoon in the larval habitation during spring.
They are active during sunny days in the afternoon and at dusk. They come sparsely to light.

No pictures yet!

Flight periods

The adults have been observed from Late May towards late August.

Observed on

Host plant (species):
Achillea millefolium

The larva lives on Achillea millefolium.

No pictures yet!


It inhabits flowery grasslands, wasteland, and roadside verges.

No pictures yet!