SOREX. MICROSOREX. 147 



Type locality. Cold Spring Swamp, near Beltsville, Maryland. 



Genl. Char. Size small; tail comparatively short. 



Color. Upperparts dark sepia, darkest on rump; sides broccoli- 

 brown.; underparts brownish gray; tail above like back, tip blackish, 

 beneath pale yellowish brown. Ex type in United States National 

 Museum. 



Measurements. Total length, 90; tail, 31; hind foot, 10. Skull: 

 Total length, 14.8; Hensel, 12.2; inter temporal width, 3.5; breadth of 

 braincase, 7; palatal length, 5.6; length of upper molar series, 3.4; 

 length of mandible, 6.9; length of lower molar series, 3.8. Ex type 

 in United States National Museum. 



Sorex montereyensis mariposae Grinnell. 



Sorex montereyensis mariposa Grinnell, Univ. Calif. Pub. Zool., 

 X, 1913, p. 189. 



Type locality. Yosemite Valley, 4000 feet altitude, Mariposa 

 County, California. 



Sorex sinuosus Grinnell. 



Sorex sinuosus Grinnell, Univ. Calif. Pub. Zool., X, 1913, p. 187. 



Type locality. Grizzly Island, near Suisun, Solano County, Cali- 

 fornia. 



Sorex halicoetes Grinnell. 



Sorex haliccetes Grinnell, Univ. Calif. Pub. Zool., X, 1913, p. 183. 



Type locality. Salt Marsh near Palo Alto, Santa Clara County, 

 California. 



Genus Microsorex (144). 



Microsorex winnemana Preble. 



Microsorex winnemana Preble, Proc. Biol. Soc. Wash., XXIII, 

 1910, p. 101. 



Type locality. Near Stubblefield Falls, Potomac River, Fairfax 

 County, Virginia. 



Genl. Char. Similar to M. hoyi, but smaller; braincase higher and 

 more round; rostrum shorter. 



Color. Head and face grayish brown tinged with ochraceous; 

 upperparts grayish brown; underparts ashy gray; tail above grayish 

 brown, beneath silvery gray. 



Measurements. Total length, 78; tail, 28; hind foot, 9. Skull: 

 Greatest length, 13.8; breadth of braincase, 6; palatal length, 2.8; 

 mastoid width, 6.1; length of upper tooth row, incisors to last molar, 



