Faculty Profile

Dr. Ryan W. Norris

rwn941@lhup.edu | 105 Science Center, Lock Haven, PA 17745 | (570) 484-2524

Education: 

Ph.D. University of Vermont

M.S. University of Vermont

B.S. University of Idaho

Courses Most Commonly Taught: Principles of Biology, Basic Biology

Professional Publications: 

Fulton, T.L., R.W. Norris, R.W. Graham, H.A. Semken Jr., and B. Shapiro. Ancient DNA supports southern survival of Richardson’s  collared lemming (Dicrostonyx richardsoni) during the Last Glacial Maximum. Molecular Ecology, 22:2540-2548. 

Decher, J., R.W. Norris, and J. Fahr. 2010. Small mammal survey in the upper Seli River valley, Sierra Leone. Mammalia, 74:163-176. 

Norris, R.W., C.A. Woods, and C.W. Kilpatrick. 2008. Morphological and molecular definition of Calomyscus hotsoni (Rodentia: Muroidea Calomyscidae). Journal of Mammalogy, 89:306-315. 

McPartland, J.M., R.W. Norris, and C.W. Kilpatrick. 2007. Detecting coevolution in the endocannabinoid system using gene trees in species trees. Gene, 397:126-135. 

Norris, R.W., K. Zhou, C. Zhou, G. Yang, C.W. Kilpatrick, and R.L. Honeycutt. 2004. The phylogenetic position of the zokors (Myospalacinae) and comments on the families of muroids (Rodentia). Molecular Phylogenetics and Evolution, 31:972-978. 

Professional Presentations: 

Norris, R.W., T.L. Fulton, R.W. Graham, H.A. Semken Jr., and B. Shapiro. 2013. Ancient DNA supports southern survival of Richardson’s collared lemming (Dicrostonyx richardsoni) during the Last Glacial Maximum. Presented to the American Society of Mammalogists, Philadelphia, PA. 

Norris, R.W., C.L. Strope, and A. Stoltzfus. 2012. Calibrating molecular clocks with fossils: Two new approaches and a comparison with existing methods. Presented to the American Society of Mammalogists, Reno, NV. 

Norris, R.W., C.L. Strope, and A. Stoltzfus. 2011. Novel approaches incorporating fossil discovery bias in molecular clock calibration. Presented at “Evolution 2011”, Norman, OK. 

Norris, R.W. 2010. Fossils and molecules agree on post-Cretaceous diversification of rodents. Invited presentation to the National Museum of Natural History, Zoology Seminar, Washington, D.C. 

Norris, R.W. and C. W. Kilpatrick. 2005. Fossorial rodents at the base of the muroid radiation. Presented at the International Mammalogical Conference, Sapporo, Japan. 

Areas of Expertise: Evolutionary relationships in rodents, Integrating fossil information into molecular clock analyses, Mammalian taxonomy and nomenclature

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