Mr. 0. Thomas on'a new Echimys. 243 



XXXVI. — Description of a neio Bat from North Borneo. 

 By Oldfield Thomas. 



Hipposiderus sabanus, sp. n. 



Size small. Head short and blunt. Nose-leaf exceedingly 

 reduced, smaller than in any described species, the horseshoe 

 covering scarcely a third of the top of the muzzle. Front 

 surface of posterior transverse leaf not divided by vertical 

 bands ; horseshoe narrowing forwards, the middle of its ante- 

 rior edge sharply notched ; no secondary leaflets present. A 

 small transverse frontal gland (in female). Ears rather small, 

 their tips evenly rounded, the anterior margin straight or 

 faintly concave above, the posterior convex throughout. 

 Wings from the metatarsus ; tip of tail projecting about 

 3 millim. Colour (in spirit) uniform dull brownish above 

 and below. 



No /minute upper premolar present; the large premolar 

 pressetl close against the back ot the canine; the tips of these 

 two teeth only 0*8 millim. distant from each other. 



Dimensions of the type (an adult female in spirit) : — 



Forearm 38 millim. 



Head and body 43 ; tail 26 ; head 16"6 ; nose-leaf 5 x 3*7 ; 

 ear 15 ; lower leg 17; calcar 7. 



Bab. Lawas, N. Borneo. Coll. A. H. Everett. 



This peculiar little species diiFers strikingly from every 

 known Ilipposiderus by the extreme reduction of its nose- 

 leaf, while in the absence of its anterior upper premolar it is 

 alone resembled by the African H. megalotis. 



XXXVll. — Description of a new Echimys //-om the 

 Neighbourhood of Bogota. By Oldfield Thomas. 



In two previous communications to the ' Annals ' ^ I have, in 

 default of really typical specimens, accepted an Echimys from 

 the neighbourhood of Bogota as representing Tomes's E. semi' 

 spinosuSj described from Ecuador f. Now, however, among 

 some specimens recently presented to the Museum by the 

 Zoological Society, at whose rooms they had been lying over- 



* Ann. & Mag-. Nat. Hist. (6) xviii. p. 312 (189(3), xx. p. 551 (1897). 

 t P. Z. S. 18(50, p. 265. 



