NEOTOMA, 279 
Dusky-rootep Woop 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.) 
Genl. Char. Tail nearly as long as head and body; size large; 
hind feet short; scles 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 vertebra, 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., 
Bite Coda ——. agar allot, Syn. Ni: Am, Mami, 1902, 
Dots... 
simplex True, Proc. U. S. Nat. Mus., 1894, p. 354. 
LARGE-EARED Woop Rat. 
Type locality. San Diego, San Diego County, California. 
Geogr. Distr. Lower California, Mexico, and southern California. 
Genl. Char. Similar to N. jusctpes, 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 vertebrae, 195; hind foot, 
Al; 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 (Neoloma), Ward, Amer. Nat., Xxv, 1891, p. 160. 
CoLLARED Woop 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. 
