13. NYCXINOMUS. 



421 



C". Ears conjoined at the bases of their 

 inner margins. 

 a. Fur unicoloured ; wings from the 



lower end of the tibiae ; forearm 1 " -95 5. 

 3. Fur greyish on the surface; wings 

 fi'om the middle of the tibiae ; fore- 

 arm l"-9 6. 



d" '. Ears conjoined by a deep band in front. 



a. The first upper premolar stands in the 



tooth-row. 



a. Lower third of the ear-keel much 



thickened and flattened externally; 



forearm 1"'36 7 



^ '. Lower third of the ear-keel slightly 



thickened, not flattened externally. 



a". Fur of the chest and abdomen 



uniform in colour ; forearm l"-5 8. 

 (3". Fur of the lower half of the 

 chest and the abdomen white ; 



forearm 1"'6 9. 



^. The first upper premolar external to 

 the tooth-row. 

 y'. Lower third of the ear-keel slightly 

 thickened, not flattened externally. 

 •y''- Tragus quadrate ; forearm l"-85 10. 

 6'. Lower third of the ear-keel much 

 thickened and flattened externally. 

 d". Tragus narrow, much longer than 

 broad, rounded off above ; fore- 

 arm 2"-4 11. 



'.''- Ti-agus quadrate ; forearm l"-8. . 12. 

 e"'. Ears conjoined by a very deep band 

 anteriorly, and, posteriorly, by a second 



low band ; forearm l"-9 13. 



b. Integument of the ears thin, translucent ; keel 

 of the ear-conch slender, deep, bent back- 

 wards on itself. 

 a'. Antitragus separated by a deep notch ; lower 

 incisors 4. 

 a". Muzzle thick, not concave in front of the 

 eyes ; upper lip with vertical wrinkles. 

 a'". Ears separate ; a large gular sac ; fore- 

 arm 2"-35 14. 



b'". Ears united by a low band near the 

 extremity of the muzzle ; no gular 



sac ; forearm 2"'36 15. 



b". Muzzle concave between the eyes and the 



extremity of the nose ; upper lip furrowed 



by deep oblique wrinkles ; no gular sac. 



c'". Ears united by a deep band, antitragus 



much longer than high ; forearm 2"'2. 16. 

 d'". Ears united by a low band, antitragus 



as high as long ; forearm 1"'8 17. 



h'. Antitragus separated by a very shallow 

 notch ; lower incisors 0. 

 c". Muzzle flat in front of the ears; upper 

 lips with vertical wrinkles. 



[p. 425. 

 N. plicatus, 



[p. 426. 

 N. bivittatus, 



[p. 426. 

 N. brachyijtefus, 



[p. 427. 

 N. pumilus, 



[p, 428. 

 N. limbai.us, 



[p. 429. 

 N. atiffolensis, 



[p. 430. 

 N. miarensis, 

 N. mops, p. 431. 



[p. 432. 

 N.johorensis, 



[p. 433. 

 N. austraiis, 



[p. 434. 

 N. niegalotis, 



[p. 436. 

 iV. macrotis, 



[p. 436. 

 N. (/ravUis, 



