Green potato bug - Cuspicona simplex Walker, 1867
(Present in New Zealand, introduced)
ADULT: Main diagnostic characters
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SIZE: 8-11 mm (average 9.5 mm). COLOUR: Mostly green, sometimes with yellow, orange or brownish hue.
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HUMERI (pronotum hind corners) triangular, extended laterally beyond sides of abdomen.
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SCUTELLUM (triangular shield) without markings along base.
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MESOSTERNAL CARINA (midline ridge underneath thorax between fore and mid legs) strongly developed.
NYMPH: Main diagnostic characters
Immature stink bugs or nymphs moult through five stages (instars) before becoming adults; the fifth stage or last instar nymph is documented below.
