第二十章 昆虫的胚后发育 第一节胚后发育的过程 2生长与脱皮 Common name Number of larval stages 10-14 Thysanura Brrstleta:ls 200 Hattodea Cockroaches 6停0 Mantodea 9 Grylloblattodea Rock crawlers 8 Orthoptera Crickets 311 Phasmida Srick inseets &12 Isoptera Termites 51 Dermaptera Earwigs 46 47 Plecoptera 22-23 Hemiptera Bugs Thysanoptera Thrips Phthiraptera Lice 34 Lacewings Mecoptera Sourpion fies Siphonaptera Fleas 图199不同昆虫类群的脱皮次数 Diptera Flies Trichoptera Caddis flies 56 3 36