The Mount Lyell shrew (Sorex lyelli) is a species of mammal in the family Soricidae. It is named for Mount Lyell in Yosemite National Park, the area where the shrew has been most commonly found.
^Epanchin, Peter N.; Engilis, Andrew Jr. (September 2009). "Mount Lyell Shrew (Sorex lyelli) in the Sierra Nevada, California, with Comments on Alpine Records of Sorex". The Southwestern Naturalist. 54 (3): 354–357. doi:10.1894/CLG-17.1. S2CID86011957.
^Kays, Roland W.; Wilson, Don E. (2009). Mammals of North America (Second ed.). Princeton, NJ: Princeton University Press. p. 26. ISBN978-0-691-14278-4.