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L-9 THYSANOPTERA.pptx
- 1. Order:- Thysanoptera Synonyms : Physopoda Etymology : Thysano - fringe; ptera - wings Common name : Thrips.
- 2. They are minute, slender, soft bodied insects. Mouthparts are rasping and sucking. Mouth cone is formed by the labrum and labium together with basal segments of maxillae. There are three stylets derived from two maxillae and left mandibles. Right mandible is absent. Hence mouthparts are asymmetrical. Characters:
- 4. Horticulture crops:- pomegranate, grape, citrus family, banana, cardamom, fig, chilli, tomato, rose, etc., polyphagous pests
- 6. Thrips tabaci Haplothrips sp. TEREBRANTIA TUBULIFERA Wings carried side by side along the dorsum when art rest Wings overlapping along the dorsum when at rest
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- 10. Suborder 1. Terebrantia Suborder 2. Tubulifera Ovipositor saw –like Ovipositor reduced or absent Terminal abdominal segment of female conical and of male bluntly rounded Last abdominal segment usually tubular in both the sexes Wings carried side by side along the dorsum when art rest Wings overlapping along the dorsum when at rest Wings covered with microtrichia Microtrichiae on wings lacking Forewings with at least one longitudinal vein reaching apex Front wings either without veins or with a short median vein not extending to wing tip Family: Thripidae (common thrips) Economically very important family and contains all pest species – Phytophagous Ex. Thrips tabaci - onion, tobacco, beans etc. Sciothrips cardamomi - cardamom. Family: Phlaeothripidae These include fungivorous, predacious and phytophagous thrips Ex. Gynaikiothrips uzeli.