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蜥状龙属

蜥状龙属
化石时期:侏羅紀中期, 166 Ma
蜥状龍的已發現化石部位
科学分类 编辑
界: 动物界 Animalia
门: 脊索动物门 Chordata
纲: 蜥形纲 Sauropsida
总目: 恐龍總目 Dinosauria
目: 蜥臀目 Saurischia
亚目: 獸腳亞目 Theropoda
科: 原角鼻龙科 Proceratosauridae
属: 蜥状龙属 Kileskus
Averianov et al., 2010
模式種
宝貴蜥狀龍
Kileskus aristotocus

Averianov et al., 2010
哈卡斯龍與人類的體型比較圖

蜥状龍屬(屬名:Kileskus),又名哈卡斯龍是,暴龍超科原角鼻龍科恐龍一屬。化石發現於俄羅斯克拉斯諾亞爾斯克,地質年代相當於侏儸紀中期的巴通階正模標本是一個部分身體骨骼,包含:前上頜骨上頜骨上隅骨、以及手掌與腳掌骨頭。

在2010年,俄羅斯古生物學家將這些化石敘述、命名。模式種K. aristotocus,屬名在當地哈卡斯語意為「蜥蜴」。蜥状龍的頭顱骨類似原角鼻龍。在這分命名研究裡的種系發生學分析,蜥状龍被發現是基礎原角鼻龍科恐龍[1]

分類

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在2016年,托馬斯卡爾和史蒂芬布魯薩特的原角鼻龍科的版本。[2]他們的分支圖如下所示:

原角鼻龍科

五彩冠龍

原角鼻龍屬

蜥狀龍屬

羽王龍屬

中國暴龍屬

參考資料

[编辑]
  1. ^ Averianov, A. O.; Krasnolutskii, S. A.; and Ivantsov, S. V. A new basal coelurosaur (Dinosauria: Theropoda) from the Middle Jurassic of Siberia. Proceedings of the Zoological Institute. 2010, 314 (1): 42–57. 
  2. ^ Brusatte, S.L. and Carr, T.D. 2016. The phylogeny and evolutionary history of tyrannosauroid dinosaurs.页面存档备份,存于互联网档案馆Scientific Reports, 6(20252). doi:10.1038/srep20252


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蜥状龙属
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