12. VESPERTILIO. 287 



it'. Wings from the metatarsus; fur of tlie 



neck and shoulders much longer than 



that of the rest of the body. 



a. Ears nearly as long as the head ; the 

 outer margin of the ear-conch deep- 

 ly concave above ; terminal third of 

 the hairs beneath pale brown ; fore- 

 arm l"-5 14. F.^OMrfofoV,p.301. 



b'. Wings from the base of the toes ; fur of 



the neck and shoulders scarcely longer 



than that of the rest of the body. 

 b". Ears shorter than the head. 



^. Ears much shorter than the head; 

 outer side of the ear-conch deeply 

 concave above ; terminal half of the 

 hairs beneath pure white ; forearm [p. 302. 



1"'35 15. V. nipalensis, 



y. Ears much shorter than the head ; 

 outer side of the ear-conch slightly 

 concave above ; terminal third of > 



the hairs beneath pale reddish 

 brown ; forearm l"-9 17. T'. tricolor, p. 305. 



6. Ears nearly as long as the head ; outer 

 side of the ear-conch deeply angu- 

 larly emarginate above; terminal 

 third of the hairs beneath pale red- [p. 303. 



dish brown ; forearm l"-58 16. F". emargmatus, 



c". Ears as long or longer than the head; 

 outer side of the ear-conch flatly emar- 

 ginate above. 



c'". Ears as long as the head. 



e. Forearm l"-5 18. V. oreias, p. 305. 



d"'. Ears longer than the head. 



d''. Posterior margin of the interfe- 

 moral membrane fringed; taU as 

 long as the head and body. 



f . Wing-membranes variegated with 



orange and black ; forearm [p. 306. 



2"-05 19. F. ivehvitschii, 



rj. Wing-membranes unicoloured ; 



forearm l"-45 20. F. nattereri,^.307 . 



e*. Posterior margin of the interfe- 

 moral membrane naked ; tail 

 shorter than the head and body. 

 6. Wing-membranes unicoloured ; [p. 808. 



forearm 1"'55 21. V. becMteinii, 



b. Tragus straight*, subacutely or obtusely 

 pointed. 

 b'. Wings from the base of the toes. 



b". Outer side of the ear-conch flatly emar- 

 ginate above. 

 6'". Wing-membranes unicoloured. 



of species, and the slight leading differences observable among them, it 

 extremely diificult to arrange them all in a single synoptical table. 

 * Curved outwards above in V. aus&alis only, vide p. 317. 



