The larvae of
feed in the fruits of quandong, (
) in the drier areas of southern Australia.
, one of 4 Australian
species, has larvae which feed within the seed capsules of
. [Dugdale 1987.]
Very small; head smooth-scaled; ocelli and chaetosemata absent; antennae with pecten; proboscis naked, small; maxillary palps small, 3-segmented; labial palps upturned, often rough-scaled; epiphysis present; spurs 0-2-4; mid and hind tarsi with apical whorls of bristles, hind tibiae with prominent stiff bristles; fore wing narrow, with projecting tufts of broad scales from dorsum, chorda present or absent, M-stem absent from all, R
to termen, Cup tubular at margin, 1A + 2A with basal fork; hind wing narrower than fore wing, with 2 frenular bristles in female, M absent from cell, one short A-vein present; S2 with vestigial apodemes, segment 2 with or without pleural, eversible, ciliate process; gnathos often spined medially. Egg of flat type, ovoid, laid singly. Larva with abdominal spiracle 8 largest and more dorsal, crochets uniordinal in complete circle; prothorax with 2 L setae, L1 and L2 approximate, on thorax on one pinaculum, on abdomen on separate pinacula; mines in leaves, or feeds in seeds, fruits and flowers, or under slight web fully exposed. Pupa with very narrow prothorax, abdominal terga without spines, spiracles slightly produced, a pair of deep lateral pits on abdominal segment 9, and a small cremaster with hooked setae; in cocoon, not protruded at ecdysis.
This small family occurs worldwide and both subfamilies, Ochromolopinae and Epermeniinae, are represented in Australia with a total of 17 named species (Gaedike 1968, 1972).
is known from Qld to Tas. and S.A.; the green larvae feed exposed on
is the largest Australian genus. The only Australian species of
, is known only from Mt Wilson, N.S.W.