多足纲
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(多(duō )足(zú )纲(gāng ),多(duō )足(zú )纲(gāng ))
节(jiē )肢(zhī )动(dòng )物(wù )门(mén )的(de )一(yī )纲(gāng ),身(shēn )体(tǐ )长(zhǎng )形(xíng ),由(yóu )许(xǔ )多(duō )环(huán )节(jiē )组(zǔ )成(chéng ),每(měi )个(gè )环(huán )节(jiē )一(yī )对(duì )或(huò )两(liǎng )对(duì )足(zú ),头(tóu )部(bù )有(yǒu )一(yī )对(duì )触(chù )角(jiǎo )。多(duō )卵(luǎn )生(shēng ),雌(cí )雄(xióng )异(yì )体(tǐ )。如(rú )蚰(yóu )蜒(yán )、蜈(wú )蚣(gōng )、马(mǎ )陆(lù )等(děng )。
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●多足纲(简体版)
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