OCR Text |
Show 80 DR. GUNTHER ON MAMMALS FROM MADAGASCAR. [Feb. 2, terior largest, the posterior smallest. The enamel of every molar forms two or three open loops on each side; one of these loops penetrates to the other side in each of the upper molars. Fig. 3. Skull of Brachytarsomys (natural size), a. Upper molars (6 times magnified). b. Lower molars (6 times magnified). BRACHYTARSOMYS ALBICAUDA. (Plate XVI.) Back greyish brown, more rufous on the sides ; lower parts white, in old males light bay-coloured. Head reddish brown, the hairs black-tipped ; nose and lips blackish, the long and strong moustache deep black. Limbs coloured as the neighbouring parts; soles light flesh-coloured. Anterior half of the tail black, posterior white. Ears narrow, shorter than their distance from the eye, naked. The longest hairs of the moustache reach far beyond the ear. Claws moderately developed ; thumb with a flat nail. Of the size of a common Rat. millim. Length of head and body 210 tail .. 185 ,, ear 14 Width of ear 9 Length of hand 19 ,, femur 33 Length of lower leg 38 ,, foot (from heel to end of third toe) 34 skull 42 Distance between incisors and molars 12 Length of foramen incisivum 6*5 upper molars 8 |