New Squirrels from Mexico and Central America. 149 



to mountains of central Quereteroand Guanajuato, and perhaps reaching 

 the mountains of southwestern San Luis Potosi. 



Characters. A large squirrel, differing from typical S. oculatus in not 

 having a black dorsal area and in having tops of feet and entire lower 

 surface whitish or very pale fulvous. 1 upper premolar. 



Color. Similar to S. oculatus, but without any definite black area on 

 upper surface and always white or nearly white below. The dorsal sur 

 face is darker than the sides, and the fulvous shade, which is barely per 

 ceptible on dorsal surface of typical S. oculatus, becomes distinct on crown 

 and middle of back. Ear patches uniformly dirty whitish. Tops of feet 

 vary from whitish to pale buffy; ring around eyes dingy whitish with a 

 buffy shade at outer border. 



Measurements. Type specimen: Total length 565; tail vertebrae 266; 

 hind foot 72. 



Remarks. Typical Sciurus oculatus Peters, of which Sciurus melanonotue 

 Thomas is a synonym, is a common species of the pine forests in the 

 mountains along the eastern border of the Mexican tableland from Mt. 

 Orizaba, Puebla, to eastern San Luis Potosi. 



Sciurus goldmani sp. nov. Goldman's Squirrel. 



Type from Huehuetan, Chiapas, Mexico. No. 77903, $ ad., U. S. Nat. 

 Mas., Biological Survey Coll. Collected Feb. 28, 1896, by E. W. Nelson 

 and E. A. Goldman. Orig. No. 9435. 



Distribution. Pacific Coast lowlands of Guatemala, ranging north to 

 Huehuetan, Chiapas, Mexico. 



Characters. A large slender species with coarse harsh hair, resembling 

 S. colliei. Upper surface dark iron-gray ; lower surface white ; ears black 

 rimmed, rufous-tufted, with large white patch behind base ; tail long, 

 slender, above black washed with white. 2 upper premolars. 



Color. Winter pelage (Huehuetan) : Upper surface from nose to base of 

 tail, including flanks, outer side of forelegs and thighs, coarsely grizzled 

 black and pale fulvous gray, the fulvous sometimes becoming intensified 

 to a dull orange-buffy. There is usually a thin black wash over dorsal 

 surface, which becomes decidedly heavier on some specimens, with the 

 pale buffy-yellow showing through. Sides of head a little paler than 

 back ; ears dingy grayish on inner side and edged with black ; a scanty 

 tuft of dark ferruginous hairs on back of ear and a large, conspicuous 

 patch of white behind base ; a small but distinct white spot on side of 

 head just below ear. Tops of toes dingy whitish ; tops of feet pale iron 

 gray. Upper surface of tail basally like back, rest black thinly washed 

 with white ; below grizzled black and gray, dull fulvous or orange-buffy. 

 Under side of body and inside of legs white. Under fur on back dark 

 plumbeous, on ventral surface white or pale plumbeous. 



Measurements. Type specimen: Total length 520 ; tail vertebrae 264; 

 hind foot 65. Average of 5 adults: Total length 546.8; tail vertebrae 

 283.8; hind foot 66.6. 



