156 Mr. M. A. C. Hinfcon on 



Neodnn are at present known, and their characters may be 

 tabulated as follows : — 



A. Cheek-teeth more complex : mi in general 



form arvaloid, with two pairs of confluent 

 dentinal spaces in front of its three closed 

 triangles ; posterior loop of m^ long, with 

 well-developed fourth inner angle ; m' and 

 771^ with more or less well-developed " sup- 

 plementary " postero-internal angles. Size 

 large (hind foot to about 20 ; condylo-basal 

 length to about 28 mm.). Colour dark. 

 Claws long. [Sikkim.] N. slkimensis, Hodg. 



B. Cheek-teeth less complex ; w^i nivaloid or 



ratticepoid, with only one pair of confluent 

 dentinal spaces in front of the three closed 

 triangles ; m^ with posterior loop more or 

 less reduced ; m} and tn^ with '^ supplemen- 

 tary" postero-internal angles obsolete or 

 lacking. 

 a. Claws not noticeably lengthened. Soles not 

 exceptionally hairy. Colour dark ; lui 

 nivaloid, 

 a}. Size large (hind foot to 20; cond3'lo- 



basal length to 28*5 mm.) ; m^ with 



fourth inner angle comparatively well- 

 developed. [Yunnan.] N.forresti, sp. n. 



b^. Size small (hind foot to 18 ; condylo- 

 basal length to 25 mm.) ; m^ with fourth 



inner angle reduced, often obsolete. 



[Yunnan.] N. Irene, Thos. 



h. Claws noticeably lengthened; mi ratticepoid. 

 a}. Colour dark ; six sole-pads as usual ; 



cheek-teeth highly reduced ; mi of 



extreme ratticepoid form ; m? with 



posterior loop very short, the fourth 



inner angle vestigial. Size smaller 



(hind foot to 16 ; condylo-basal length 



to 22 mm.). [Kansu.] iV. oniscus, Thos. 



b^. Colour pale (buffy-brown) ; five sole-pads 



only ; cheek-teeth less highly reduced, 



nearly as in irene. Size larger (hind 



foot to about 17 ; condylo-basal length 



to about 25 mm.). [Ilisgar Mts.] .... N. carrnthersi, Thos. 



5. Neodonforresti, sp. n, 



c^. 108, 120, 124 (juv.), 138, 145 ; ? . 115, 117 (juv.), 

 129, 130 (juv.), 135, 144, 147. Mekong-Yangtze divide in 

 latitude 27° 30' N. 



S. 331; ?. 329 (juv.). IMekong- Yangtze divide in 

 latitude 28° 28' N. 



? . 152. Mekong Valley, 11,000^-12,000^ lat. 28° N. 



cT. 188, 193, 191; ?. 192. Mekoug-Salween divide 

 in latitude 28° N. 



