美国地质勘探局[USGS CERI(Memphis, Tennessee)] 犹他州地质调查局[Utah Geological Survey (Salt Lake City)] 佛蒙特州地质调查局[Vermont Geological Survey] ..
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来自犹他州地质调查局的地质学者在2005年绘制该山脉岩层时发现了这块化石。
Geologists from the Utah Geological Survey found the fossil while mapping rock layers in the mountain in 2005.
犹他州地质调查局的Donald Deblieux带领的研究者们相信雷兽化石的某些特征可能意味着这是一个新物种。
The researchers, led by Donald Deblieux of the Utah Geological Survey, believe that certain features of the brontothere fossil may mean it is a new species.
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