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Brule Formation Fossils

Subhyracodon occidentalis
Trinoyx
Rhinoceros jaw, Subhyracodon occidentalis, Brule Fm., Stark Co., width 256 mm.
Turtle skull, Trionyx, Brule Fm., Stark Co.,
width 108 mm. North Dakota Heritage Center
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North Dakota Geological Survey Prehistoric Life of North Dakota
Page Modified September 26, 2006  
September 26, 2006