25G BULLETIN 12S, UNITED STATES NATIONAL MUSEUM. 



*Geomys bursarius — Continued. 



Type Locality. — Unknown; somewhere in the upper Mississippi 

 Valley. 



Raxge. — Upper Mississippi Valley from a short distance south of 

 the Canadian boundary southward to eastern Kansas, south- 

 eastern Missouri, and southern Illinois; east nearly to Lake 

 Michigan; west in the Dakotas and Nebraska to the ninety- 

 eighth or ninety-ninth meridian. Upper Sonoran and Transi- 

 tion zones. 



brevice ps-grou p . 



t*Geomys lutescens (Merriam). 



1890. Oeomys hursarius lutescens Merriam, North Ainer. Fauna, 

 No. 4, p. 51. October 8, 1890. 



1895. Geomys lutescens Merriam, North Ainer. Fauna, No. 8, 

 p. 127. January 31, 1895. 



Type Locality.— Sandhills on Birdwood Creek, Lincoln County, 

 western Nebraska. 



Raxge. — The Upper Sonoran belt of the Great Plains from south- 

 western South Dakota southward to Colorado, Texas, covering 

 the sand-hill region of western Nebraska, extreme eastern 

 Wyoming, western Kansas, eastern Colorado, western Okla- 

 homa, and western Texas, ranging east to or a little beyond 

 the ninety-ninth meridian. 



t*Geomys breviceps breviceps Baird. 



1855. Geomys breviceps Batrd, Proc.Acad. Nat. Sci. Philadelphia, 

 vol. 7, p. 335. 



1895. Geomys breviceps Merriam, North Anier. Fauna, No. 8, 

 p. 129. January 31, 1895. 



Type Locality. — ^Prairie Mer Rouge, Morehouse Parish, Louis- 

 iana. 



Range. — The alluvial lowlands of the Mississippi Valley and 

 Gulf coast of southern Arkansas, Louisiana, and Texas, and 

 the valley of the Arkansas River; nortli nearly to southern 

 Kansas, and west to near the ninety-eighth meridian. Austro- 

 riparian fauna. 



t*Geomys breviceps sagittalis Merriam. 



1895. Geomys breviceps sagittalis Merriam, North Amer. Fauna, 



No. 8, p. 134. January 31, 1895. 

 Type Locality. — -Clear Creek, Galveston Bay, Galveston 



County, Texas. 

 •Iange. — Gulf coast of Texas about Galveston Bay. 



