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Leaf-mine:
The larva initially feeds on the seeds of thyme, feeding within
a floret and using this as its case. After overwintering, it changes
foodplants to grass, and eventually forms an elongated case from
two grass blade portions sewn together (UKMoths).
Larva:
Details unknown.
Pupa:
Details unknown.
Hosts
in Britain:
| Lamiaceae |
|
|
|
|
Thymus
|
|
|
Plant,
in Pitkin & Plant, 2005 |
| Poaceae |
|
|
|
| Anthoxanthum
|
odoratum |
Sweet
Vernal-grass |
Plant,
in Pitkin & Plant, 2005 |
| Briza
|
media |
Quaking-grass |
Plant,
in Pitkin & Plant, 2005 |
| Dactylis
|
glomerata |
Cock's-foot |
Plant,
in Pitkin & Plant, 2005 |
| Holcus
|
lanatus |
York-fog |
Plant,
in Pitkin & Plant, 2005 |
| Poa
|
annua |
Annual
Meadow-grass |
Plant,
in Pitkin & Plant, 2005 |
Hosts
elsewhere:
Time
of year - mines: Unknown.
Time
of year - adults: The adult moths fly in July and August, and
can be found on the wing in the afternoon as well as after dark
(UKMoths).
Distribution
in Britain: British Is. including East Cornwall, East Perth,
East Sussex, Fife, Forfar, Kincardine, North Hants, South Hants,
South Wilts (NBN
Gateway distribution map - BRERC,
JNCC, NE,
NESBRC
and SNH) and
the Channel Is. (Karsholt & van Nieukerken in Fauna
Europaea).
Also
recorded in the Republic of Ireland (Karsholt & van Nieukerken
in Fauna
Europaea).
Distribution
elsewhere: Widespread in Europe including Albania, Austria,
Belgium, Croatia, Czech Republic, Danish mainland, Estonia, Finland,
French mainland, Germany, Hungary, Italian mainland, Latvia, Liechtenstein,
Lithuania, Luxembourg, Poland, Romania, Russia - South, Slovakia,
Spanish mainland, Sweden, Switzerland, The Netherlands, Ukraine
and Yugoslavia, ALso recorded in Near East (Karsholt & van Nieukerken
in Fauna
Europaea).
Parasitoids:
Unknown.
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