Black alpine shield bug - Hypsithocus hudsonae Bergroth, 1927
(Native to New Zealand; Central Otago only)
ADULT: Main diagnostic characters
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SIZE: 7-9 mm.COLOUR: Dark brown to black, often with paler narrow outline. WINGS short, not reaching tip of abdomen.
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JUGA (lateral lobes of head) much longer than tylus (middle lobe), nearly or fully enclosing it in front.
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ANTENNAE: Segments 2 about as long as segment 3. PRONOTUM (dorsal plate of fore thorax): Fore corners extended in front on each side of head.
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.
