山西农业大学：《普通昆虫学》课程教学资源（PPT课件）昆虫的分类_双翅目 Diptera

Diptera 双翅目 g

Diptera 双翅目

Diptera双翅目 o Di=two o Ptera=wing o Common name:true flies o The second largest order with over 120,000 described species worldwide.some 5,000 species in China

Diptera双翅目  Di=two  Ptera=wing  Common name:true flies  The second largest order with over 120,000 described species worldwide. some 5,000 species in China

n Which insect belong to Diptera? mosquitoes蚊 Black flies!蚋 midges蠓 o true flies!蝇 UT

Which insect belong to Diptera?  mosquitoes 蚊  Black flies蚋  midges 蠓  true flies蝇

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Identifying character These insects have a single pair of wings (hence the name "Di-pthera"). 2. The modified hindwings are reduced to a pair of balancing organs called.seem to function as stabilizers or as airspeed detectors. 3. The shape of the antennae varies,filiform, stylate,or aristate 4. The mouthparts are adapted for sn piereing-suckin or spongine.In some species, they are atroph. 5. Tarsi 5-segmented

Identifying character 1. These insects have a single pair of wings (hence the name "Di-pthera"). 2. The modified hindwings are reduced to a pair of balancing organs called halteres. seem to function as stabilizers or as airspeed detectors. 3. The shape of the antennae varies, filiform, stylate, or aristate 4. The mouthparts are adapted for sucking, piercing-sucking or sponging. In some species, they are atrophied. 5. Tarsi 5-segmented

。蚊蠓虻蝇双翅目 。后翅平衡五节跗 。口器刺吸或舐吸 。幼虫无足头有无

蚊蠓虻蝇双翅目 后翅平衡五节跗 口器刺吸或舐吸 幼虫无足头有无

1.Antennae 丝状、念珠状、具芒状 U

1. Antennae 丝状、念珠状、具芒状

图23-117双翅目昆虫的触角 长角亚日：A.蚊科B漿蚊科C.毛蚊科D.纳科 短角亚目：E食虫虻科H丝科芒角豆目：E有据类G.食蚜蝇科

 Types of antennae

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