An elementary manual of New Zealand entomology : $b being an introduction to the study of our native insectsHudson, G. V. (George Vernon)
Science
An elementary manual of New Zealand entomology : $b being an introduction to the study of our native insects
Hudson, G. V. (George Vernon)
Insects -- New Zealand
_Cacoecia excessana_ (Plate XIII., fig. 5, 5a larva).
This is the commonest species of _Tortricidæ_ in New Zealand, and may be
found almost without interruption during the whole of the year.
The larva (Fig. 5a) feeds on a great variety of plants, the common manuka
being probably the most usual food for the species when in a state of
nature. It now, however, eats numerous European plants, including
honeysuckle and occasionally the fruit of the apple, but further evidence
is required on the latter subject before we can really consider it as
actually injurious in that direction.
In colour this caterpillar is light green with a yellow line on each side,
but varies considerably; it feeds between several rolled-up leaves, in
which it is afterwards converted into a pupa whence the moth emerges in
about three weeks' time.
The perfect insect is also excessively variable and is often more or less
suffused with yellow. It is most abundant in {96}the middle of summer, and
may be taken at light, or in the daytime at rest on fences and trees.
Family TORTRICIDÆ.
_Ctenopseustis obliquana_ (Plate XII., fig. 6).
This little moth is occasionally noticed at rest on garden fences during
the autumn. Its larva inhabits the interior of the peach, feeding on the
kernel, which appears to exactly meet its requirements, the caterpillar
being full-grown as soon as it has completely devoured the nut. Before
assuming the pupa state this insect provides a ready means of escape for
the future moth by drilling a small hole through the hard shell and pulp of
the peach to the air; it also spins a slight cocoon inside the stone, the
pupa resting in the place formerly occupied by the kernel, in which
position it is often discovered. The only noticeable mischief produced by
this insect is delay in the ripening of the fruit. In fact all the infected
specimens which I have seen were quite hard and green, whilst other fruit
from the same tree had reached complete perfection.
Family TINEIDÆ.
_Endrosis fenestrella_ (Plate XII., fig. 7, 7a larva, 7b pupa).
This common species may be observed in almost any house in New Zealand, and
is often mistaken for the dreaded "clothes moth" (_Tinea tapezella_), which
it somewhat resembles in general appearance. Its larva (Fig. 7a) is very
destructive, feeding on dried peas, amongst which it creates great havoc,
drilling numerous holes through them and spinning a large number together,
in the centre of which the caterpillar undergoes its change into a pupa
(Fig. 7b), from which the moth emerges in about a fortnight's time. This
insect should be destroyed whenever seen, as there is no doubt that much
loss will be caused by its ravages in the future. It also infests
bee-hives.
{97}Family TINEIDÆ.
_Oecophora scholæa_ (Plate XIII., fig. 6, 6a larva).
This dull-coloured insect is extremely abundant during the early summer.
Public-domain text, read in full here on John Shaqi.
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