THE GIA NT SQUIRRELS OF INDIA , BURMA & CE YLON. 893 



than in that lorm. The uhdomeii aiul chest are ' tawny ' or even 

 darker and fade at most to ' ochraceoiis buff' on rlio cheeks and fore- 

 limb. 



Skull. — As in milanopepla. 



Dhnensiona. — Head and body, o70 : tail, 430 ; hindfoot, 76. Skull : 

 greatest length 72 5 : basilar length, 55 ; zygomatic breadth, 46 : 

 nasals, 22 ; diastema, 16*4 ; braincase breadth, 32 ; interorbital breadth, 

 27 ; upper molar series, 13'1. 



Distribution. — The type locality is Lungkawi Island, but it is a.lso 

 found in Terutau and Penang Islands in the Straits of Malacca. 



14. Ratiifa melanopepla tiomanensis, Mill. 



1900. Ratufa tiomanensis, Miller, Proc. Wash. Ac. Sc, II., 

 p. 216. 



Colour. — As in fratensisj but even darker. 



Skull. — As in melanopepla. 



Dimensions. — Head and body, 350 ; tail, 380; hindfoot 72. 



Distribution. — Tioman Island on the East Coast _of the Malay 

 Peninsula. 



] 5. Ratufa bicolor, Sparrm. 

 1778. Sciurus bicolor, Sparrman, Gotheb. Ver. Svensk. Handl. I., 



p. 70. 



1780. Sciurus javensis, Zimmernumu, Geog. Gesch. II., p. 342. 



1817. Sciurus albiceps, Desmarest, Nouv. Diet. H. N. X., p. 105. 



1820. Sciurus leschepaultii, Desmarest, Mamm., p. 335. 



1835. Sciurus humeralis, Coulon, Mem. Soc. S. N. Neufch. I., 

 p. 122. 



Colour. — General colour of back very dark ' bay ' (almost black), 

 bases of individual hairs black, paling to brown at tip of belly, chest 

 and throat and inside of thighs, and front of forearm, ' ochruceous 

 buff', individual hairs with basal | black. Face coloured like back 

 but paling markedly above the level of the eyes ; cheeks dull white. 

 Dark spot under the chin. Sides of neck and inside of forelegs 

 bright ' buff ', the hairs unicoloured to their bases. Shoulders and 

 outside of upper arms black. Loins, thighs and basal portion of tail 

 (100 mm.) black, but the hairs coarsely tipped with white (grizzling 

 usually less, often absent, immediately at the base of the tail). Feet 



