Notiosorex is a genus of shrew from the subfamily Soricinae.
History Notiosorex shrews have a fossil history that extends to the Miocene (i.e., mid-Hemphillian). The geographic distribution of the genus has always been in the southwestern United States and northern Mexico.
Species There are four described extant species of Notiosorex:
Cockrum's gray shrew (N. cockrumi) Crawford's gray shrew (N. crawfordi) Large-eared gray shrew (N. evotis) Villa's gray shrew (N. villai)
There are several extinct species of Notiosorex described from the fossil record:
N. dalquesti N. harrisi N. jacksoni N. repenningi
References