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来自维基百科,自由的百科全书
坚背龙类(学名:Furileusauria,意為「背部僵硬的蜥蜴類」)是阿贝力龙科的一個進階演化支,化石僅發現於南美洲。[1]其中包含了阿貝力龍科的大型物種,平均身長為7.1±2.1公尺。[2]定義為:包含與薩氏食肉牛龍接近,但不包含大阿瓜達肌肉龍、布氏蠍獵龍、凹齒瑪君龍在內的最大範圍演化支。[1]
堅背龍類的物種可鑑定出以下獨特的特徵:[1]
阿貝力龍科 Abelisauridae |
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