Simiarum et Vespertilionum Brasil. Species Novas. 125 



and Rhinolophus, are equally provided with it, it caanot be re- 

 garded as aflFording any really distinguishing mark. 



The following is the arrangement of the genera given by M. 

 Spix, in which we have enumerated as before the species now 

 first described. 



Anistiofhoki. 



Naso non perfoliato 



porrecto ; labio superiore leporine ; cauda vix exsert&, membiana 

 interfemorali pedibusque perbreviori : 



1. Noctilio. N. rufus, albiventer. 

 Subporrecto-obtuso ; auriculis obtusis, supra, fere confluentibus ; 



Cauda longissim^ membranam interfemoralem exsuperante : 



2. Molossus. M. ursinus, nasutus, fumarius. 

 pollice manus infra patella, armato : 



3. Thyroptera. T. tricolor. 



prolongate, acuminato : 



4. Proboscidea. P. saxatilis, rivalis. 



subporrecto, subacute; cauda longissima membranam interfemora- 

 lem non nihil exsuperante ; dentibus incisivis inferioribus 6, supe- 

 rioribus 4, lobatis : 



5. Vespertilio. V. Brasiliensis. 



ISTIOPHORI 



Naso perfoliato 

 unifoliato 



ore verrucoso, obtuso; labio superiore et inferiore integro; cauda 

 nulla: 



6. Vampyrus. V. cirrhosus, bidens. 



ore verrucoso, obtuso ; labio superiore et inferiore int€gro ; cauda 

 brevi : 



7. Phyllostoraa. P. planirostre. 



ore non verrucoso ; labio inferiore subfisso ; lingua elongata, setis 

 hispida: 



8. Glossophaga. 



bifoliate; cauda et membrana interfemorali nuUis: 



9. Diphylla. D. ecaudata. 



Of these genera the third, fourth, sixth, and ninth are new ; 

 the latter being particularly worthy of attention from the total 



