40 



Fig. 14: Monophyllus redmani, tragus 



Uropatagiimi narrow, iiiner edge running at an acute angle; tail relativley long, distinctly 

 projecting beyond the naked fringe of the tail membrane (fig. 15a). 

 M plethodoir. Usually larger thaiiM. redmani. Forearm length 38.8-45.7 nmi. Uropatagial 

 fringe semicircular (fig. 15b). 



Fig. 15: Inteifemoral membranes of Monophyllus: a: M. redmani, b: M. plethodon 



Leptonycteris 



Comparatively large flower bats with moderately elongate muzzle appearing blunt in 

 living specimens compared to other glossophagines. Nose leaf with short triangular spear, 

 tragus with smooth contours. Forearm naked; pelage coloration usually hght brown. 

 Uropatagiimi reduced to a 3-4 nmi thin fringe rumiing at an acute angle. No externally 

 visible tail (but nevertheless present with tliree vertebrae). 



L. nivalis: Forearm length 55.4-59.5 iimi. Metacarpale III shorter than phalanges III; 

 uropatagial fringe covered with conspicuous hairs, 3-4 nmi long. 



L. yerbabuenae (fig. 16): Forearm length 50-54.8 nmi. Metacarpale III as long as phalanges 

 III; uropatagial fringe almost naked. 



L curasoae: Same size as L. yerbabuenae, uropatagial fringe sparsely haired. 



