Agriculture Reference
In-Depth Information
Fig. 143
A noctuid larva - family Noctuidae: (a)
arrangement of crochets on an abdominal proleg.
Fig. 141
A tiger moth,
Arctia caja -
family
Arctiidae: subfamily Arctiinae (x2).
Fig. 144
Hind end of a noctuid larva - subfamily
Plusiinae.
ally occurs in the soil in an earthen cell, with or
without forming a cocoon.
EXAMPLES:
Acronictinae -
Hydraecia micacea
(rosy rustic moth); Amphipyrinae
Phlogophora meticulosa
(angle-shades moth);
Hadeninae -
Lacanobia oleracea
(tomato
moth),
Mamestra brassicae
(cabbage moth),
Orthosia incerta
(clouded drab moth);
Heliothidinae -
Helicoverpa armigera (larva =
Old World bollworm); Noctuinae -
Agrotis
segetum
(turnip moth); Plusiinae -
Auto-
grapha gamma
(silver y moth).
Fig. 142
Typical forewing pattern of a noctuid moth
- family Noctuidae.
Fig. 144);
crochets uniordinal, arranged in a
mesoseries
(Fig. 143a);
spiracle on the eighth
abdominal segment more than twice the size of
that on the seventh; eighth abdominal segment
sometimes elevated (e.g. Fig. 143) but not form-
ing a horn (cf. family Sphingidae). Pupation usu-
ORDER TRICHOPTERA (CADDIS FLIES)
Small to large insects, the wings covered with
minute hairs; wings with few cross-veins and, in
repose, held in a sloping roof-like posture; anten-
nae long, thin and many-segmented; compound
eyes small; ocelli present or absent; mouthparts
often vestigial; maxillary palps long. Metamor-
