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鳥龍鳥屬

鸟龙鸟属
化石时期:白堊紀晚期, 68–66 Ma
停棲於一隻腕鱷(Brachychampsa)背上的鳥龍鳥
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
演化支 鸟翼类 Avialae
演化支 反鳥亞綱 Enantiornithes
科: 鸟龙鸟科 Avisauridae
属: 鸟龙鸟属 Avisaurus
Brett-Surman & Paul, 1985
模式種
阿氏鳥龍鳥
Avisaurus archibaldi

Brett-Surman & Paul, 1985

鳥龍鳥屬屬名Avisaurus,意為「鳥蜥蜴」)是白堊紀晚期北美洲的一反鳥亞綱鳥類[1]其下僅有一個物種,即模式種阿氏鳥龍鳥A. archibaldi)。[2]兩者都只有一條跗蹠骨化石

鳥龍鳥是來自西部內陸海道西岸的沼澤湖泊及河谷,與及來自介乎最終形成洛磯山脈的科迪勒拉逆衝帶(Cordilleran Thrust Belt)之間的地區。

鳥龍鳥屬於反鳥亞綱下的鳥龍鳥科南美洲姊妹鳥龍鳥[3]內烏肯鳥[4]也是分類在此科下。於白堊紀時期的美洲仍是被特提斯洋所分隔。

物種

[编辑]

鳥龍鳥其下有兩個物種

  • A. gloriae:是在美國蒙大拿州雙屋層(Two Medicine Formation)發現。同樣只有一條右跗蹠骨化石,編號為MOR 553E/6.19.91.64,長3.09厘米。[2]

參考

[编辑]
  1. ^ PaleoBiology Database: Avisaurus, basic info. [2011-02-09]. (原始内容存档于2012-10-13). 
  2. ^ 2.0 2.1 2.2 Varricchio, David J.; Chiappe, Luis M. A New Enantiornithine Bird From the Upper Cretaceous Two Medicine Formation of Montana. Journal of Vertebrate Paleontology. 1995-03-14, 15 (1) [2022-07-04]. ISSN 0272-4634. doi:10.1080/02724634.1995.10011219. (原始内容存档于2022-02-16) (英语). 
  3. ^ Chiappe, Luis M. Enantiornithine (Aves) tarsometatarsi and the avian affinities of the Late Cretaceous Avisauridae. Journal of Vertebrate Paleontology. 1992-09-03, 12 (3). ISSN 0272-4634. doi:10.1080/02724634.1992.10011464 (英语). 
  4. ^ Chiappe, Luis M.; Calvo, Jorge O. Neuquenornis volans , a new Late Cretaceous bird (Enantiornithes: Avisauridae) from Patagonia, Argentina. Journal of Vertebrate Paleontology. 1994-06-22, 14 (2) [2022-07-04]. ISSN 0272-4634. doi:10.1080/02724634.1994.10011554. (原始内容存档于2022-01-26) (英语). 
  5. ^ Chiappe, Luis M. Enantiornithine (Aves) tarsometatarsi and the avian affinities of the Late Cretaceous Avisauridae. Journal of Vertebrate Paleontology. 1992-09-03, 12 (3). ISSN 0272-4634. doi:10.1080/02724634.1992.10011464 (英语). 
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鳥龍鳥屬
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