48 



L. handleyi (fig.28): Like L. rohiista, but the palate length clearly exceeds half the total 

 skiill length. Last upper premolar with msignificant liagual cusp; the posterior cusp of the 

 anterior lower premolars is present and hooked. 



10 mr 



Fig.28: Lonchophylla handleyi^ 

 ^ skull lateral view 



Plata Una (fig. 29) 



P. genovensiiim: Skull similar to Lonchophylla, very long rostnmi, almost half the total 

 skull length; transition premaxillaria to nasalia as well as of nasalia to frontalia very flat 

 in lateral view (generic name). Zygomata lacking; braincase flat, pterygoids do not reach 

 the Bullae tympanicae. 



Fig.29: Platalina genovensium, 

 I ii;_mm ^ ^j^^^jj lateral view 



Teeth: dental formula - 2 3 1 - - 3 4 5 6 7 



12-1-234567 



hmer upper incisivi strong, broad spatula form (frontal view), flat directed anteriorly; in 

 lateral view, the incisors run out along the prolonged premaxillaria (the name Platalina 

 also refers to the arrangement of the upper incisivi, which continue the flat line of outer 

 contours of skull seen in lateral view). Lower incisivi present, with trifid edge. Canmi 

 strong, premolars with long narrow base, all postcanine teeth separated by wide gaps. 

 Molar teeth narrow, without W-shaped ectolophs; triangular with simplified tricuspid 

 pattern. Crowns iii top view shorter than those of the premolars. 



Brachyphylla (fig.30) 



Skull: rostrum relatively short, bramcase > viscerocranium. Sohd zygomatic arches; length 

 of palate < half the total skiül length, posterior edge of the palate V-shaped with normaUy 

 developed hamuli. Base moderately vaulted; strong jomt processes (Proc. glenoidales). 

 Teeth: dental formula - 2 3 1 - - 3 4 5 6 7 



1 2 - 1 - - 3 4 5 6 7 



