U 0 o V 
\ 
Vol. XXVII, pp. 103-106 May 11, 1914 
PROCEEDINGS 
OF I'HK 
BIOLOGICAL SOCIETY OF WASHINGTON 
FOUR NEW IMAiMMALS FROIM TROPICAL AMEPJCA. 
BY X. HOLLISTER. 
[I’ulilislied liy permission of llio Seerelary of the Smitlisonian Jiistilutiou.] 
An undcscribed species of Philander from Middle America, 
a new subspecies of Nectomys from Paraguay, and two new 
monkeys of the genus Cehus ba.ve been found in tlie collection 
of the United States National Museum. 
Philander centralis sp. nov. 
7'npe front Talainanca, Costa Rica. Adult ?, skin and skull; L. S. 
National Museum No. HIPI- Collected by AVin. ^I. Oabb. 
Characters. rich reddish-colored form, differing from Philander 
laniger derbianus CtVaterhouse) of Colombia* in the much deeper shade 
of the red markings, the huffy (not grayish) withers mark, and the dark 
reddish (not grayish) hips and legs; resembles P. 1. fervidus Thomas, 
from (fuatemala, bnt is distinguished by its still richer coloiation and by 
its almost entirely light colored tail. 
Color of Muzzle, cheeks, and forehead gray ; median facial striite, 
eye ring, postorhital stripe, and indistinct area on each side of muzzle 
dark brown. Uitperparts of body, with exception of large huffy stripe 
on withers, rich hazel, brightest and most reddish on shoulders, sides, 
and lower hack, palest on central line of rump, where there is au admix¬ 
ture of lighter huffy hair-tips; outer sides of legs colored uniformly with 
hack. Arms and underparts of body cream color, the light area extend¬ 
ing up on forward sides of body as the dark area ol upperparts extends 
downward ])Osteriorly. Hair of marsupium yellow ocher; naked portion 
of tail dark for about 20 millimeters beyond upper extension of hair, 
sparingly mottled slightly farther, and the remaining three-fourths light 
yellowish to tip. 
Skull and teeth as in P. 1. derbianus, hut skull with narrower post¬ 
orhital constriction. _ _ 
* See Thomas, Ann. and Maff. 
Nat. Hist., ser. S, vol. 12, p. 258, October, 1913. regard. 
iug type locality of derbianus. 
.23_Pj.oc. Biol. Soc. Wash., Vol. .NNVIl. 19M. 
(103) 
