漸衰鱷屬












 

如何讀生物分類框
漸衰鱷屬
化石時期： 晚二疊紀

PreЄ

Є

O

S

D

C

P

T

J

K

Pg

N



⬇




漸衰鱷
漸衰鱷


科學分類






































界：
動物界 Animalia
門：
脊索動物門 Chordata

亞門：
脊椎動物亞門 Vertebrata

總綱：
四足超綱 Tetrapoda
綱：
合弓綱 Synapsida
目：
獸孔目 Therapsida

亞目：
漸衰鱷亞目 Phthinosuchia
科：
漸衰鱷科 Phthinosuchidae
Yefremov, 1954
屬：
漸衰鱷屬 Phthinosuchus
Yefremov, 1954


模式種

漸衰鱷
Phthinosuchus discors
Yefremov, 1954

漸衰鱷屬（屬名：Phthinosuchus）是種生存於晚二疊紀俄羅斯的獸孔目動物。漸衰鱷是漸衰鱷科的唯一屬，但漸衰龍（Pthinosaurus）可能是牠們的近親。漸衰鱷是最早的原始獸孔目之一，而牠的祖先來自於較早期的二疊紀，很早從獸孔目演化支獨立出來。


漸衰鱷的頭顱骨長20公分，身長估計可達1.5公尺。漸衰鱷外表相當類似楔齒龍科，例如：楔齒龍、異齒龍。牠們的顳顬孔較楔齒龍科動物的大[1][2]。如同其他早期獸孔目，漸衰鱷可能有多鱗的皮膚，四肢呈躺臥姿勢，是肉食性合弓動物。



參考資料





  1. ^ Palmer, D. (编). The Marshall Illustrated Encyclopedia of Dinosaurs and Prehistoric Animals. London: Marshall Editions. 1999: 189. ISBN 1-84028-152-9. 


  2. ^ http://www.palaeocritti.com/by-group/biarmosuchia/phthinosuchus




Inostrancevia BW.jpg 漸衰鱷屬是一個與合弓類相關的小作品。你可以通过編輯或修訂擴充其內容。







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