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Show MAMMALIA. 63 24. Mus XANTHoPvous. PLATE XXII. 1\fus xanthopygus, Watedt., Proceedings of tho Zoological Society of London for February 1837, p. 28. JJf. supra pallide brunneus flavo-lavatus, ad latera flavescens, subtus albus; capite griscescente; uatibus flavis; pedibus albis ; auribus majusculis pUis, albis et .ft(wis intermix tis obsitis ; caudd quoad lougilttdinem, corpus fed: cequante, supra nigricante, subtus albd; vellere longo et molti ; mystacilms perlongis albescentibus, ad basin nigTis. DESCRIPTION.-Ears rather large, tail rather longer than the body, tarsi moderately long and somewhat slender: fur long and very soft : prevailing tint pale yellow; on the back there is a brownish hue owing to the long hairs, which are thickly interspersed with ordinary fur, being of that colour: in the region of the tail the hairs arc of a rich yellow colour; the tip of the muzzle is white, the feet, cl1in, throat and the whole under parts of the body are white; on the chest and belly a faint yellowish hue is observable : the tail is well clothed with tolerably long hairs, those on the apical portion are the longer, on the upper side of the tail they are of a brown colour, and on the under side they are pure white : the ears are well clothed with tolerably long hairs, those on the inner side are of a pale yellowish colour, externally on the fore part they are brown, and on the hinder part they are yellowish white: the hairs ofthe moustaches are numerous and very long; some of them are white, but the greater portion are brownish black at the base and whitish at the apex : the upper· incisors are yellow, and the lower are yellow-white : the hairs of the ordinary fur on the back are gray at the base, brownish at the tip, and very pale yellow near the tip: the hairs on the belly are gray at the base and white externally. I,cngth from nose to root of tail of tail from noso to car In. Lines. 3 3 10 3 Length of tarsus (claws included) of ear ln. Lines. 1 0 There are three specimens of the present species in Mr. Darwin's collection; two of them were caught when shedding their fur, and having lost the lo~ge~ black hairs, have the upper parts of the body of a paler colour; their general tmt IS very pale, and may be described as gray, with a wash of pale yellow. |