NEOTOMA. 279 



DUSKY-FOOTED WOOD RAT. 



Type locality. Petaluma, Sonoma County, California. 



Geogr. Distr. Coast region of California and Oregon, from Mon- 

 terey Bay to the Columbia River. State of Durango, Mexico ? (Sclater.) 



Licnl. Char. Tail nearly as long as head and body; size large; 

 hind feet short; soles naked. 



Color. Above mixed reddish brown and black; sides reddish 

 brown; dorsal region darkest; limbs outside to wrists and ankles 

 like the back; feet dusky; under parts yellowish white; tail dusky 

 all around. 



Measurements. Total length, 410; tail vertebrae, 198; hind foot, 

 41. Skull: occipito-nasal length, 54; Hensel, 44; zygomatic width, 

 27; interorbital constriction, 6; length of nasals, 19; palatal length, 

 24; length of upper tooth row, 9; length of mandible, 26. 



a. macrotis (Neotoma}, Thomas, Ann. Mag. Nat. Hist., 6th Ser., 

 xn, 1893, p. 234. Elliot, Syn. N. Am. Mamm., 1901, 



P- i59- 



simplex True, Proc. U. S. Nat. Mus., 1894, p. 354. 

 LARGE-EARED WOOD RAT. 



Type locality. San Diego, San Diego County, California. 



Geogr. Distr. Lower California, Mexico, and southern California. 



Genl. Char. Similar to N. juscipes, but smaller, and feet white; 

 hairs on central portion of under parts white to the roots. Tail short. 



Color. Above mixed reddish brown and black; lighter on sides; 

 dorsal area darkest; feet and entire under parts white; tail above 

 brownish black, beneath pale brown. 



Young specimens have none, or very little, of the reddish brown 

 color, but are a pale yellowish brown, and the belly is often tinged 

 with buff. This pelage is the most common and may also represent 

 that of winter. 



Measurements. Total length, 404; tail vertebras, 195; hind foot, 

 41; ear, 32.5. Skull: occipito-nasal length, 43; Hensel, 34.5; zygo- 

 matic width, 22; interorbital constriction, 6; length of nasals, 16; 

 palatal length, 19 ; length of upper tooth row, 8 ; length of mandible, 21. 



277. torquata (Neotoma), Ward, Amer. Nat., xxv, 1891, p. 160. 

 COLLARED WOOD RAT. 



Type locality. Between Tetela del Volcan and Zacualpan Amil- 

 pas, State of Morelos, Mexico. 



Geogr. Distr. State of Morelos, Mexico. Type locality only. 



Genl. Char. Breast collar pale Vandyke brown; hairs of belly 

 at base, gray; tail bicolor; soles naked. 



