112 



SCIURUS. 



FIG. 18. SCIURUS (OrosciuRus) DURANGI. 



No. 94548 U. S. Nat. Mus. Coll. Nat. size. 



79. durangi (Sciurus), Thomas, Ann. Mag. Nat. Hist., 6th Ser., xi, 

 1893, p. 49. 



aberti Thos., Proc. Zool. Soc., 1882, p. 372. (nee Woodhouse.) 

 DURANGO SQUIRREL. 



Type locality. Ciudad Ranch (100 miles west of Durango City), 

 State of Durango, Mexico. 



Geogr. Distr. Sierra Madre, west part of States of Durango and 

 Chihuahua, Mexico. 



Genl. Char. Similar to 5. aberti, but less red on back; tail 

 beneath uniform grizzled gray; dorsal stripe not reaching base of tail. 



Color. Above gray with chestnut dorsal stripe from shoulders to 

 rump; flanks and outside of hind legs grizzled gray; outside of fore 

 legs paler gray; lateral black line ill defined; orbital ring brownish 

 white; ear gray, tufts black; under parts white, base of tail like back, 

 remainder above black washed with white, beneath grizzled gray, 



