SCIURIDA—SCIURUS TEPHROGASTER. 763 
TaBLe LV.—List of specimens examined of SCIURUS ASTUANS var. RUFONIGER. 
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3 3 Localit FE h ived ‘ = 
3 a iy: rom whom received. Collected by— % 
2a /8 2 
Se |e) y 5 
Ss) 6 | a A 
9307 |... Skin. 
11362 | 14 - do. 
11363 | 21 -do. 
11366 | 17 -do, 
» 11367 |... -do. 
11369 | 16 -do. 
11370 | 15 ..do, 
11709 | ... -do. 
115 | 17 do, 
11416 | 17 ..do, 
12045 | 33 ..do. 
12050 | 34 - do. 
12051 | 89 -do. 
12052 | 46 do. 
12053 | 98 do. 
12055 |... -do. 
12056 - do. 
12057 . do. 
12058 do. 
12059) |) -.: : -do. 
12060 | 86 Sees Geter do. 
9305) |< s|=< <-> Guayaquil Dr Destrnge = -<---222..2--- .-do. 
11733 WenozmGliteesa.a= ns ee stews acess Williams Coll. Lye. Nat. -do, 
= Hist. 
Rosseea|t ae fo] Bee Okie aaa sees ano e anon soeec eect toes dO) do, 
3299 |....| O9 | Truando River, New Granada .-..| Lieut. Michler . -do. 
Sa0Sh P22 2| OO” |eea ees DOpsiee a soak oe vocessneteiec as. |sscene do -do. 
SCIURUS TEPHROGASTER (Gray) Allen. 
= Orizaba Squirrel. 
? Macrorus fraseri GRAY, Ann, and Mag. Nat. Hist. 3d ser. xx, 1867, 430. 
Macroxus tephrogaster GRAY, ib. 431; ib. 4th ser. x, 1872, 408. 
Macroxus teniurus GRAY, ib, 3d ser. xx, 1867, 431. 
Macroxus middellinensis GRAy, ib. 4th ser. x, 1872, 408 (New Granada). 
Speciric cHArs.—Size of Sciwrus estuans var. rufoniger; length of body 
8.75 (ranging from 8.50 to 9.25); of tail-vertebrae 7.00 to 7.50; of tail to 
end of hairs 9.00 to 9.60. Color above, dark olivaccous-brown, minutely varied 
with yellow or rufous, with the middle of the back darker than the sides, 
and with less rufous. 
Beneath, whitish-gray or fulvous, varying in different 
specimens from nearly pure white to orange, with the basal portion of the hairs 
dusky ; generally grayish below, washed with reddish-fulyous. Tail above, 
black, washed with white ; below, reddish-brown, ringed with black centrally, 
with a broad subterminal bar of black, succeeded by whitish tips. 
small ear-patch varies from white to gray, fulvous, and even rufous. 
The 
