SUMMARY OF THE INDIAN MAMMAL SURVEY. 



793 



nitidus, Hodgs. 

 tikos, Hint. 



b. Tail slightly longer, averaging 

 about 108 % of head and body; 

 fur long and thick. 

 a\ Colour seal brown ; underside 



silvery or hoary ... ... (b) n. 



&\ Colour umber ; underside white (c) r. 

 B. — Tail relatively long, averaging 117 

 % of head and body. 



a. General colour dull greyish brown, (^d) r. tatkonensis,ii.ia.t 



b. General colour brighter. 



a\ General colour with an ochreous 



tinge 

 6\ General colour with a rufous 

 tinge... 

 II. — Tail longer, averaging more than 120 

 % of head and body. 

 A. — Ventral fur white to bases; lateral 

 line of colour demarcation usually 

 well defined Cessentially wild 

 rats). 

 a. Size large; mammee normally 

 3—3=12. 

 a^ Tails relatively longer, averag- 

 ing 130 % of head and body. 

 a". Colour black, grizzled with 



tawny 

 6". Colour dark olive brown 



(e) r. khyensis, Hint. 

 (/) kelaarti, Wr. 



(g) macmillani, Hint. 

 (h) r. sikkimensis, 

 Hint. 



b\ Tails relatively shorter, about 

 125 % of head and body; colour 

 cold grey or yellow, lined with 



KjlcliCiv «•• ••• ••• ••• 



b. Size variable ; mammge normally 

 2—3=10. 

 a'. Fur full ; dorsal colour warm 

 and bright; tail length variable, 

 a^. Dorsal colour olive brown. 

 a\ Size larger ; average length 

 of head and body 145mm ; 

 tail shorter, about 123% 

 of head and body 

 6^ Size smallei'; average length 

 of head and body 137mm.; 

 tail longer, 131^ of head 

 and body. 



(i) r. gangutrianus, 

 Hint. 



(j)r. tistce, Hint. 



(k) r. bhotia, Hint. 



12 



