Ophiusa
discriminans Walker
Ophiodes
discriminans Walker,
1858, List
Specimens lepid. Insects Colln Br. Mus., 14: 1358.
Pseudophia
pygospila Snellen, 1880, Tijdschr. Ent.,
23: 98.
Anua
intacta Hampson, 1913, Cat. Lepid. Phal. Colln. Br. Mus.,
12: 437.
Anua discriminans Walker;
Holloway, 1976: 29.
Diagnosis.
See the previous species.
Geographical
range. Indo-Australian tropics east to Vanuatu and New Caledonia.
Habitat
preference. Only five specimens have been taken in recent surveys: at
300m in the lowland forest of Ulu Temburong in
Brunei; two at 1000m in lower montane forest on G. Mulu; one at 1618m near the
summit of Bukit Retak; one at 1930m on G. Kinabalu.
Biology.
Holloway (1979) illustrated and described early and penultimate instars of the
larva in New Caledonia. The mature larva resembles that of O. disjungens (see
above), but with more distinctly oblique coarser variegation, and the young
larva is much more slender, darker, more uniform, but with a subdorsal pair of
dark spots approximately at the junction of A1 and A2. The prolegs of A4 and
particuarly A3 are reduced, and the larva (particularly the earlier instars) has
a strong semi-looping movement. Pupation was in a cocoon incorporating leaves of
the host-plant.
The
host-plant was Melaleuca (Myrtaceae).
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