New Zealand Moths and Butterflies (Macro-Lepidoptera)Hudson, G. V. (George Vernon)
Science
New Zealand Moths and Butterflies (Macro-Lepidoptera)
Hudson, G. V. (George Vernon)
Lepidoptera -- New Zealand
Recently two very remarkable aberrations of _C. salustius_ have come under
my {117}notice; one captured by Mr. Hawthorne at Karori, in which the
hind-wings are almost entirely suffused with blackish-brown, excepting a
small patch of copper colour near the centre, and two patches on the
termen. Another specimen, taken by Mr. Grapes near Paraparaumu, has the
fore-wings also suffused with blackish-brown, except near the middle, where
there are five coppery patches between the veins. On the under side there
are six large oblong spots near the termen of the fore-wings, and a series
of dusky oblong spots on the hind-wings. (See Plate XIII., fig. 3, fig. 4
under side.) Plate XIII., fig. 5, represents another variety discovered by
Mr. Grapes on the coast near Paikakariki, in the Wellington district. It is
remarkable for the bright blue terminal spots which are present in both
sexes.
The eggs of _C. salustius_, when first deposited, are pale green with
yellow reticulations, the whole egg having a honeycombed appearance when
magnified. They become uniform pale yellow before hatching. The young larva
is shaped somewhat like a wood-louse. The head is quite hidden by the three
anterior segments, which are much larger than the rest. After the first
moult the larva becomes bright green, with a crimson line down the back;
the head is then larger, and the three anterior segments considerably
reduced. Unfortunately the life-history could not be investigated beyond
this point, as the larvæ all died. The time of year when this occurred was
late autumn, and it therefore seems probable that the larvæ hibernate and
undergo their transformation early the following spring.
The perfect insect first appears in November and continues abundant until
the middle or end of February. Specimens of what I believe to be a second
brood may be taken in March and April if the weather be fine, but in stormy
seasons these are frequently not observed. I have also noticed that the
autumnal specimens are usually smaller and paler in colour than those
captured in the spring.
This butterfly frequents open situations, and in fine, sunny weather it is
often very common.
CHRYSOPHANUS ENYSII, Butl.
(_Chrysophanus enysii_, Butler, Ent. Mo. Mag. xiii. 153 (1876).)
(Plate XII., fig. 22 [M], 23 [F], 24 under side.)
This species is tolerably common in the Wellington district, and I expect
it will be found to occur in most localities in the North Island. I have
also taken the insect at Nelson, but have not heard of its capture
elsewhere in the South Island.
Public-domain text, read in full here on John Shaqi.
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