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蜥熊獸屬

蜥熊兽属
化石时期:二疊紀晚期
S. parringtoni的骨骼與想像圖
科学分类 编辑
界: 动物界 Animalia
门: 脊索动物门 Chordata
纲: 合弓綱 Synapsida
演化支 獸孔類 Therapsida
科: 丽齿兽科 Gorgonopsidae
属: 蜥熊兽属 Sauroctonus
Bystrow, 1955
  • S. parringtoni (von Huene, 1950)
  • S. progressus (Hartmann-Weinberg, 1938)(模式种)

蜥熊獸屬學名Sauroctonus)是獸孔目麗齒獸亞目的一屬,生存於二疊紀晚期的俄羅斯窩瓦河流域與南非

蜥熊獸是種大型麗齒獸類動物,頭顱骨長度約25公分,身長約2公尺。蜥熊獸的頭部具有許多原始特徵。牠們的上頜、下頷各有一對大型犬齒,上頜的犬齒較大;上頜、下頷的其他牙齒較小型,但牙齒都很銳利、尖狀。齶骨也具有較鈍的牙齒。下頜寬。四肢瘦長,腳掌具有五趾,類似現代哺乳動物。但是,蜥熊獸與其近親並非哺乳動物的直系祖先。

圖片集

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參考資料

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  • Benes, Josef. Prehistoric Animals and Plants. Pg. 95. Prague: Artia, 1979.

外部連結

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蜥熊獸屬
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