新鱷類

Multi tool use
Multi tool use






























































新鳄类
化石时期：侏羅紀早期到現代

Goniopholis BW.jpg

稜角鱗鱷

科学分类 编辑
界：
动物界 Animalia
门：
脊索动物门 Chordata
纲：
爬行纲 Reptilia
演化支：
新双弓类 Neodiapsida
演化支：
蜥类 Sauria
下纲：
主龙形下纲 Archosauromorpha
演化支：
主龙类 Archosauria
演化支：
镶嵌踝类主龙 Crurotarsi
總目：
鳄形总目 Crocodylomorpha
演化支：
鳄形类 Crocodyliformes
演化支：
中真鳄类 Mesoeucrocodylia
演化支：
后鳄类 Metasuchia
演化支：
新鳄类 Neosuchia


新鱷類（学名：Neosuchia）是中真鱷類的一個演化支。


新鱷類是在1998年被提出，目前有多種不同版本的定義範圍。[1]根據2001年的研究，新鱷類的定義為：鱷形超目之中，親緣關係接近尼羅鱷，而離諾托鱷較遠的所有物種。[2]因此也包含現代鱷魚。[3]


新鱷類是個非常多樣性的演化支，可能是個複系群。新鱷類首次出現於侏羅紀早期，已知最早的新鱷類是稜角鱗鱷科的卡索亞鱷，生存於錫內穆階到普連斯巴奇階。[4]




目录






  • 1 特徵


  • 2 分類


  • 3 參考資料


  • 4 外部連結





特徵


新鱷類的前上頜骨、上頜骨牙齒之間有個中斷處，但後期新鱷類已失去這個特徵，尤其是短吻鱷科。



分類



  • 中真鱷類 Mesoeucrocodylia

    • 新鱷類 NEOSUCHIA


      • 埃羅鱷科 Elosuchidae


        • 索托鱷 Stolokrosuchus


        • 埃羅鱷 Elosuchus




      • 佩羅鱷科 Peirosauridae


        • 佩羅鱷 Peirosaurus


        • 洛馬鱷 Lomasuchus


        • 烏貝拉巴鱷 Uberabasuchus


        • 蒙特阿爾托鱷 Montealtosuchus




      • 科瑪繪鱷 Comahuesuchus

      • Itasuchus

      • Atoposauridae科

        • Atoposaurus


        • 卡臘套鱷 Karatausuchus


        • 厚唇鱷 Pachycheilosuchus

        • Alligatorellus

        • Alligatorium

        • Montsecosuchus

        • Theriosuchus




      • 闊堅齒鱷 Eutretauranosuchus


      • 森林鱷科 Dyrosauridae


      • 大頭鱷科 Pholidosauridae


      • 海鱷亞目 Thalattosuchia


        • 佩拉古鱷 Pelagosuchus


        • 真蜥鱷科 Teleosauridae


        • 地蜥鱷科 Metriorhynchidae




      • 稜角鱗鱷科 Goniopholididae


      • 伯尼斯鱷 Bernissartia


      • 吉爾克里斯特鱷 Gilchristosuchus


      • 皺褶鱷 Rugosuchus

      • Susisuchus


      • 副短吻鱷科 Paralligatoridae

      • 真鱷亞目 Eusuchia





參考資料





  1. ^ Benton, M. J. & Clark, J. M. (1998). Archosaur phylogeny and the relationships of the Crocodylia, p. 289-332. In Benton, M.J. (ed.), The Phylogeny and Classification of Tetrapods, Vol. 1 ., Clarendon Press, Oxford.


  2. ^ H. C. E. Larsson, C. A. Sidor, and B. Gado. 2001. The giant crocodyliform Sarcosuchus from the Cretaceous of Africa. Science 294:1516–1519.


  3. ^ Wilson, J.A., Malkani, M.S., and Gingerich, P.D., (2001). New crocodyliform (Reptilia, Mesoeucrocodylia) from the Upper Cretaceous Pab Formation of Vitakri, Balochistan (Pakistan). Contributions from the Museum of Paleontology, University of Michigan, v. 30, p. 321–336.


  4. ^ Tykoski RS, Rowe TB, Ketcham RA, Colbert MW. (2002). Calsoyasuchus valliceps, a new crocodyliform from the Early Jurassic Kayenta Formation of Arizona. Journal of Vertebrate Paleontology 22(3): 593-611.




外部連結



  • Neosuchia in the Paleobiology Database



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