Order Soricomorpha Author Wilson, Don E. Author Reeder, DeeAnn text 2005 The Johns Hopkins University Press Baltimore Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1 220 311 book chapter 0-8018-8221-4 10.5281/zenodo.7316519 Scapanus orarius subsp. schefferi Jackson 1915 Synonyms: Scapanus orarius subsp. yakimensis Dalquest and Scheffer 1944 .