筛选: Committee members names sim Waller, Lance, Emory University 删除限定条件 Committee members names sim: Waller, Lance, Emory University Committee Richard J., Douglass, Montana Tech, University of Montana 删除限定条件 Committee: Richard J., Douglass, Montana Tech, University of Montana Year 2012 删除限定条件 Year: 2012 Research Field Biology, Zoology 删除限定条件 Research Field: Biology, Zoology