Trissolcus Oenone
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''Trissolcus oenone'' is a parasitoid wasp in the family Platygastridae, native to Australia and New Zealand. It parasitises the eggs of
stink bugs Stink bug or stinkbug is a common name for several insects and may refer to: * Any of several bugs in the true bug (hemipteran) family Pentatomidae **''Halyomorpha halys'', or brown marmorated stink bug **''Chinavia hilaris'', or green stink bug * ...
(Pentatomidae), but little is known about its biology.


Description

''Trissolcus oenone'' is a small black wasp, 1–2mm in length (depending on host), and shares many morphological similarities with other Australian ''Trissolcus'' species. The New Zealand population can generally be separated from other New Zealand ''Trissolcus'' species based on the colour of parasitised eggs, and the colour of the legs and antennae. Pentatomid eggs parasitised by ''Trissolcus oenone'' develop a black ring near the top of the egg, whereas those parasitised by ''T. basalis'' turn almost entirely black. Adult specimens of ''T. oenone'' have black patches on the bases of the legs, while ''T. basalis'' legs are uniformly orange.


Ecology

''Trissolcus oenone'' is very common in Australia where it is known to parasitise the eggs of ''Biprorulis bibax'', ''
Cermatulus nasalis ''Cermatulus nasalis'' is a species of predatory shield bug in the family Pentatomidae. It is commonly known as the brown soldier bug or glossy shield bug and is native to Australia and New Zealand. Subspecies Three subspecies are recognised : * ...
'', ''Cuspicona privata'', '' Nezara viridula'', ''Oechalia consocialis'', ''Oechalia schellenbergii'', and ''Plautia affini''s. In New Zealand, ''T. oenone'' has been recorded from native species ''
Cermatulus nasalis ''Cermatulus nasalis'' is a species of predatory shield bug in the family Pentatomidae. It is commonly known as the brown soldier bug or glossy shield bug and is native to Australia and New Zealand. Subspecies Three subspecies are recognised : * ...
and Glaucias amyoti,'' and the introduced species '' Cuspicona simplex, Dictyotus caenosus, Monteithiella humeralis, and Oechalia schellenbergii.'' Female parasitoids lay an egg into a host egg, and the emerging wasp larva develops inside the host egg. The length of development depends on the host species and temperature.


References

{{Taxonbar, from=Q14495751 Platygastridae Parasitic wasps Insects described in 1913 Hymenoptera of New Zealand