Mammals from the Vuiiiian lliglihutds. i05 



<J. 123, 200, 203 ; ?. 31, 201, 214, 272, 331, 341. Mc- 

 kong-Salut't-M divide, 28° N. youO-14,0u0'. 



c^. 71, IGo; ?.59, 73, 74. 3U-kong Valley, 28°. 

 7000'. 



A brown ApoJemus with 1 — 2 = uiainma;, tinxw A, sylva- 

 ticus. 



JSizc small, form comparatively slemlor. Fur soft, spirje- 

 less, hairs of hack about 7 mm. in length. General colour 

 above dull fulvous brown, rather more fulvous than " iSac- 

 cardo's umber/' lined with blackish on the dorsal area, 

 clearer on the sides. Uniler surface soiled grey, the hairs 

 slaty at base, broadly washed terminally with greyish white; 

 line of demarcation well marketl. Ears large, then- proectote 

 blackish. Hands and feet slender, white. Tail rather longer 

 than head and bod}', finely ringL-d, almost naked, greyish 

 brown above, white below proximaily, more groyish terminally, 

 but the upper and lower colours not sharply contrasted. 

 Mammuj 1 — 2 = 6. 



•Skull conijjaratively broad, smoothly rounded, with scarcely 

 any trace of supraorbital ridges. Palatal foramina not 

 reaching to the level of m^. 



Teeth small and delicate. 



Dimensions of the type : — 



Head and body 97 mm. ; tail 105 j hind foot 22 ; ear 15. 



Skull : greatest length 26"2 ; condylo-inci-ive length 23*3 ; 

 zygomatic breadth i;i*5 ; nasals 10; interorbital breadth 4*7; 

 breadth of brain-cuse 123 ; palatal foramina 5*1 ; upper 

 molar aeries 5. 



Hal. as above. Tvpe from the Salweon-Mekong divide 

 at 28° iO' N. Alt. 13,000-14,000'. 



Type. Adult female. B.M. no. 22. 9. 1. 122. Original 

 number 334. Collected 18th Sej>tember, 1921. 



{So far as I am aware, no Apodemus with only 1 — 2 = (5 

 mammae has been described from this part of Asia, tiiat 

 number being chaiacteristic of the ^1. aylvaticxts group, to 

 which no doubt A. ilex belongs. A. a. draco, B.-U., has 

 2 — 2 = 8 mamnias, as have all the other Chinese menibers of 

 the genus, with tho one exct-piion of the dark-coloured 

 Formosan A. aemotusj which also has 1 — 2 = 0*. 



29. Apodemus speciosnt latronum, Thos. 



c? . 338 ; ? . 277, 278, 279, 333, 343. Mekong-Sal ween 

 divide, 28° 90'. 9000'. 



t — 2 = 8 mamma) ; ears large; tail fairly long. 



• Cf. Ann. & Mag. N. II. (i<) i. j). 41b (\SiOb). 

 Ann. ct Mag. A. Uiat. Ser. 9. Vol. x. 28 



