Category:Ammonites from the Pierre Shale (Upper Cretaceous; USA)

Media in category "Ammonites from the Pierre Shale (Upper Cretaceous; USA)"

The following 6 files are in this category, out of 6 total.

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  Ammonite (Pierre Shale, Upper Cretaceous; Great Plains, USA) 1.jpg 2,239 × 1,843; 3.75 MB
  
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  Ammonite (Pierre Shale, Upper Cretaceous; Great Plains, USA) 2.jpg 2,205 × 1,827; 3.61 MB
  
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  Ammonite (Pierre Shale, Upper Cretaceous; Great Plains, USA) 3.jpg 2,115 × 1,752; 3.37 MB
  
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  Ammonite (Pierre Shale, Upper Cretaceous; Great Plains, USA) 4.jpg 3,008 × 2,000; 4.56 MB
  
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  Ammonite (Pierre Shale, Upper Cretaceous; Great Plains, USA) 5.jpg 3,008 × 2,000; 4.88 MB
  
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  Ammonite (Pierre Shale, Upper Cretaceous; Great Plains, USA) 6.jpg 3,008 × 2,000; 4.52 MB