Seq # 265510070

Caryocolum marmorea (Haworth, 1828) Species

Last modified: Dec. 2, 2024, 3:15 p.m.


A very rare species in the northern part of Belgium.


Details

Classification
Family: Gelechiidae > Subfamily: Gelechiinae > Tribus: Gnorimoschemini > Genus: Caryocolum > Species: Caryocolum marmorea
Vernacular names
Oranje kustmot (NL), Mouse-ear Groundling, Beautiful Groundling (EN)
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 137.
Status

Native


Distribution


Imago

Wingspan 10–12 mm.

Museum specimens

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Specimens in nature

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Bionomics

Commences as a leaf miner, then enters the plant stem and finally feeds externally during the spring on the lower leaves of the food plants from a tube made from silk and sand, these tubes are extended into the sand where the larva retires when resting. Pupation in a cocoon in the sand.
The adults become active just before sunset and later come to light.

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Flight periods

The adults have been seen from late May towards late September.
Giving the long flight period, it has been suggested that adults may have a summer diapause.


Observed on

Host plant (species):
Cerastium fontanum

The larva lives mainly on Cerastium fontanum and C. semidecandrum, also found on Silene nocteolens.

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Habitat

It inhabits dunes and sandy habitats.

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