EMBALLONTJRID^. 355 



3. Antebrachial membrane 

 with a pouch opening on 

 its upper surface, 

 y'. Upper incisors 1 — 1. 

 8". Extremityof the muz- 

 zle more or less pro- 

 duced beyond the 

 lower lip ; forehead 



flat 6. Saccoptbryx, p. 369. 



c'". Lower incisors 4 ; pre- 

 maxiUaries cartilaginous ; 

 upper incisors deciduous. 

 8'. Upper incisors 1 — 1. 

 <=" Extremity of the muz- 

 zle not produced be- 

 yond the lower lip ; 

 forehead deeply con- 

 cave 7. Taphozous, p. 378. 



c'. Part of the tail suspended in a fold 

 derived from the inferior sm-face 

 of the basal half of the inter- 

 femoral membrane, the terminal 

 portion perforating the bottom of 

 a pouch formed in the centre of 

 the membrane. 

 c". Crown of the head slightly ele- 

 vated above the face -line ; 

 thumb very short; extremityof 

 the muzzle notproduced beyond 

 the lower lip ; forehead deeply 

 concave Group DICLIDURI. 



c"'. Incisors ^, pm. |e| 8. Diclidurus, p. 390. 



B. First phalanx of the middle finder 

 extended (in repose) in a line vnth 

 the metacarpal bone ; premaxULaries 



united ; upper incisors strong Group NOCTILIONES. 



u. Upper middle incisors close together 

 m the centre of the space between 

 the canines ; ears very narrow; chin 

 with transverse cutaneous ridges ; 



mc. 



4 1—1 



pm. lEg 9' NoCTiLio, p. 393. 



2) f "'• 2—2 



II. Tail much longer than the short inter- 

 femoral membrane ; index finger with 

 two phalanges. 

 C. First phalanx of the middle finger in- 

 completely folded (in repose) on the 

 dorsal surface of the metacarpal bone ; 

 pemaxillaries united ; incise- very ^_^^ j^jjij^oPOMATA. 



a. Upper incisors small, veiy slender, 

 diverging outwards ; ears united ; a 

 small nose-leaf behind the valvular 

 nostrils; inc. f, pm. ^ 10. Rhinopoma, p. 399. 



4' 



2a2 



