the base, broadly annulated with pale cinnamon yellow near the apex
brownish at the apex ; the hairs of the belly are deep-gray at the base,
white externally, those on the throat are pale gray at the base.
Length from nose to root of tail
of tail
from nose to car
la . Lines.
6 0 Length of tarsus (claws included)
of ear . • •
W idth of ear . • •
and
and
Ilf
04^
Habitat, Coquimbo, Chile, (3Iaif.)
This species is evidently allied to the two preceding ; and perhaps the “ Rat
quatrième, ou Rat oreillard” of Azara, [3Ius auritus, Desm.) will form one of thm
little group. The molar teeth of the upper jaw are figured m Plate 34, fig. 17, a—
those of the lower jaw, fig. 17, h.
“ Inhabits dry stony places.”—D.
•26. M u s G a l a p a g o e n s is .
P l a t e X X IV .
M. suprà fuscus, flavo-lavatus, ad Utera flavescens, subtiis albus : pedibus pilis sordide
albis tectis; auribus mediocribus ; caudâ, quoad longitudinem, caput corpusque Jeri
oequante: vellere longo.
D e s c b ip t io n .— Ears moderate, slightly pointed; tarsi moderate; tail slender,
nearly as long as the head and body ; fur long, and not very soft ; upper
parts of the body of a brownish hue, a tint produced by the admixture of
black and palish yellow hairs ; on the sides of the body the longer black
hairs are less abundant, and the prevailing colour is yellow ; under parts of
the body white, with a very faint yellow tint ; feet furnished above with dirty
white hairs ; ears rather sparingly clothed with hairs, those on the inner side
of a yellow colour, and those on the outer side dusky ; tail above brown, and
beneath whitish ; the hairs of the moustaches black ; the incisors deep yellow
; the hairs on the hack are deep gray at the base, broadly annulated with
palish yellow near the apex, and blackish at the apex ; the longer hairs
black ; on the belly the hairs are gray at the base, and broadly tipped with
yellowish white.
* It is not ensy to measure the leUlth of tire e.trs in these animals : upon measuring wrtir a thread over the
curve of the outer side I have found the width ot the cars of the present animal to be as above given,—tlic
dimerrsion slightly exceeding th at stated in the Proceedings of the Zool. Soc.