昆虫纲分为两大亚纲,33个目,如下:
&nbrygota
1.原尾目(protura)2.弹尾目波la&sp;4.缨尾目thysanura
有翅亚纲&a
外翅部
&nbmerida6.蜻蜓目odonata7.蜚蠊目blattaria
8.螳螂目mantodea9.等翅目ira10.缺翅目zoraptera
&nbera12.竹节虫目phasmida13.直翅目orthoptera14.蛩蠊目crylloblattodea&era&nbmiptera&nbrmaptera18。同翅目ho摸ptera19。缨翅目thyra20.啮虫目ia21.食毛目mallophaga22.虱目anoplura
内翅部
&nbra&nbra25.捻翅目ra
&nbgaloptera&nbpidoptera28.蛇蛉目raphidiodea
&nbra30.毛翅目triera31。双翅目diptera
32。膜翅目hymeera33.蚤目ra