'i04 



BULLETIN UNITED STATES GEOLOGICAL SUEVEY. 



The measurements of the specimens collected, and believed to be refer- 

 able to S. cooperi, are as follows : — 



67 

 73 

 81 

 82 

 83 

 85 

 86 

 87 

 91 

 93 

 106 

 119 



Place of collecting. 



Fort ■Wadsworth, Dak . 



Fort Sisseton, Dak 



, do 



...do. 

 ...do. 

 ...do. 

 ...do. 

 ...do. 

 ...do. 

 ...do. 

 ...do. 

 ...do. 



Date of col- 

 lecting. 



Ang. 21, 1876 

 Sept. 23, 1876 

 Sept. 26, 1876 



-do ...... 



do 



Sept. 27, 1876 



do 



do 



Oct. 4, 1876 

 Oct. 7, 1876 

 Jan. 29, 1877 

 Apr. 11, 1877 



Blartna brevicauda, {Say) Ed. 



The Short-tailed Shrew is not abundant, but, where found in this vicin- 

 ity, appears to have a preference for cultivated fields. 



The measurements of specimens taken are as follows : — 



ZAVOT>TDM. 



Zapus hudsonius, (Zimm.) Coues. 



The Jumping Mouse is found on the " Coteau des Prairies ", but, 

 much as elsewhere, is not numerous. 



Measurements of specimens. 



