Biology Reference
In-Depth Information
684
685
684
Female of
Lozotaenia forsterana
.
685
Larva of
Lozotaenia forsterana
.
686
687
686
Adult of
Orthotaenia undulana
.
687
Larva of
Orthotaenia undulana
.
Lozotaenia forsterana
(Fabricius) (
684-685
)
A minor pest of cultivated plants, including bell flower
(
Campanula
), cherry laurel (
Prunus laurocerasus
), ivy
(
Hedera
), honeysuckle (
Lonicera
) and various conifers.
Widely distributed in Europe.
the autumn before hibernating. Activity is resumed in
April, each larva then living between two or more
leaves spun together with silk. Pupation occurs in June,
again between spun leaves.
DAMAGE
If numerous, larvae cause considerable defoliation but
serious attacks rarely develop.
DESCRIPTION
Adult:
20-29 mm wingspan, female larger than male;
fore wings light greyish brown, with dark brown
markings; hind wings grey.
Larva:
up to 25 mm long;
dull greyish green, darker above, with a brown or black
head; prothoracic plate green or brown; anal plate
greenish, marked with black on each side; anal comb
present; thoracic legs brown.
Pupa:
12-14 mm long;
dark brown.
Orthotaenia undulana
(Denis & Schiffermüller)
(
686-687
)
A locally common but minor pest of trees and shrubs,
including alder (
Alnus
), birch (
Betula
), elm (
Ulmus
),
honeysuckle (
Lonicera
), juniper (
Juniperus
), maple
(
Acer
), pine (
Pinus
), sea-buckthorn (
Hippophae
rhamnoides
) and broad-leaved willows such as grey
willow (
Salix cinerea
) and pussy willow (
S. caprea
);
certain herbaceous plants are also attacked. Widely
distributed in Europe; also present in North America.
LIFE HISTORY
Adults occur in late June and July. Eggs are laid on the
foliage and hatch in September. Larvae then feed during
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