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蜥鳥亞綱

蜥鸟亚纲
化石时期:160–120 Ma
侏羅紀晚期至白堊紀早期
科学分类 编辑
界: 动物界 Animalia
门: 脊索动物门 Chordata
纲: 鸟纲 Aves
属: 蜥鸟亚纲 Archaeornithes

蜥鳥亞綱(學名:Archaeornithes)的動物是從恐龍演化出來的,是最原始的鳥類,亦是所有現存鳥類的祖先。由於牠們非常原始,牠們會長出翼爪,顯示牠們非常古老,並存在許多恐龍有的特徵。有時候由於始祖鳥與恐龍關係密切,有生物學家會把始祖鳥當成一種爬蟲類

鳥綱
蜥鳥亞綱

始祖鳥屬

古鳥屬

新鳥亞綱

其他基幹鳥類

齒頜總目英语Odontognathae

19世紀鳥綱分支圖(~鳥翼類)

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蜥鳥亞綱
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