460 



PHVLLOS'IOMIDJ!. 



11. Tail 8liort, perforating the interfemoral 

 membrane and appearing upon its upper 

 surface, or none. 

 a. Muzzle narro"w and elongated, the dis- 

 tance between the eyes less than the 



length of the muzzle ; premolars 535. 



a'. Wing-membrane from the backs of 

 the feet. 

 a". Nose-leaf well developed ante- 

 riorly, free in front and laterally ; 

 chin with a, longitudinal groove 

 margined by naked prominences ; 

 wing-membrane extending to the 

 toes ; tail very short, or none ; 

 skull narrower between the post- 

 orbital fossae than immediately 



behind the canines ; inc. ^ or ;>. . 6. Vampyhus, p. 469. 

 b". Nose-leaf narrow in front; chin 

 with a central naked space mar- 

 gined by small warts ; wing- 

 membrane extending to the tarsal 

 or metatarsal bones of the outer 

 toe ; tail distinct ; skull narrower 

 between the postorbital fossae 

 than in front behind the canines : 



mc. ^ 7. LoPHOSTOMA, p. 473. 



b'. Wing-membrane from the sides of 

 the feet, 

 c". Nose-leaf well developed in front, 

 but bound down to the muzzle ; 

 chin with a deep V-shaped groove 

 margined by naked prominences ; 

 wing-membrane from the extre- 

 mity of the tibiae or sides of the 

 feet ; tail distinct ; skull wider 

 between the postorbital fossfe 

 than in front behind the canines f 



inc. - 8. ScHizosTOjiA, p. 476. 



d". Nose-leaf narrow in front, both it 

 and the extremity of the muzzle 

 with numerous small warts ; chin 

 with a long V-shaped groove mar- 

 gined by many small warts ; wing- 

 membrane extending to the tar- 

 sus ; skull narrower between the 

 postorbital fossae than in front 



behind the canines ; inc. j 9. Trachyops, p. 481. 



e". Nose-leaf narrow in front ; chin 

 with a V-shaped naked space 

 margined by smaE Avarts ; T\'ing- 

 membrane extending to the meta- 

 tarsus ; skull much wider between 

 tlie postorbital fossae than in any 



part anterior to the orbits ; inc. -. 10. Phyllodkrma, p. 482. 



