Nemaxera betulinella (Fabricius, 1787) Species
Last modified: April 11, 2024, 4:58 p.m.
A very rare species, not so often observed in Belgium. As with many of the Tineidae, this species is probably underrecorded.
Details
- Classification
- Family: Tineidae > Subfamily: Nemapogoninae > Genus: Nemaxera > Species: Nemaxera betulinella
- Vernacular names
- Oranjebruin kroeskopje (NL)
- Synonyms
- Nemaxera corticella (Curtis, 1834), nec (Linnaeus, 1758) and Nemaxera emortuella (Zeller, 1839)
- 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 112 (as T.[inea] Emortuella. Zell.). view page
- Status
-
Native
Distribution
Imago
This species is distinguishable from the other species of Nemapogon by an upside down brown triangular patch at about half from dorsum towards costa.
Wingspan 12–18 mm.
Museum specimens
Specimens in nature
Bionomics
Pupation takes places in the fungus or wood.
During the day, the adults rest in crevices of bark and later on they occasionally come to light.
Flight periods
The adults have been observed from late April till the end of September.
Observed on
- Host plant (species):
- Piptoporus betulinus
- Host plant (genera):
- Coriolus
- Substrates:
- Dead wood and Fungi
The larva lives on bracket-fungi, especially Piptoperus betulinus but also in dead wood. Other fungi used as food are: Stereum rugosum, Stereum hirsitum, Bjerkandera adusta, Trametes gibbosa, Fomes fomentarius, Pseudochaete tabacina, Trichaptum biforme, and Formitoporia punctata.
