The Ussuri white-toothed shrew (Crocidura lasiura) is a species of musk shrew found on the mainland Northeast Asia. It is common and widespread, and is one of the largest shrews found in the region, with adult weight of 14–25 g (0.49–0.88 oz). It should not be confused with the related Ussuri shrew (Sorex mirabilis).