您的拼写有误，应是：vertebrata.Vertebrata [词典] (pl. ) 脊椎动物门; [例句]Peacocks are classified in the phylum chordata, subphylum vertebrata, class aves, order galliformes, family phasianidae.孔雀被认为是脊索动物类，脊索动物亚门，鸟类。
