640 CHILONYCTERIS. 



margin; upper middle incisor larger than outer, edges notched; wing 

 membrane joined to extremity of calcaneum and from the tibia; 

 tail perforating the interfemoral membrane and appearing above; 

 membrane large, calcanea long. 



FIG. 130. CHILONYCTERIS BOOTHI. 



No. 103821 U. S. Nat. Mus. Coll. 

 3 times nat. size. Nose enlarged 6 times. 



KEY TO THE SPECIES. 



A. Wings from the sides of the back. 



a. Forearm under 50 mm. 



a/ Tooth-like projection from margin of nos- PAGE 



tril C. macleayi 641 



b/ No tooth-like projection from margin of 

 nostril. 



a." Above dark brown, paler beneath C. personata 641 



b." Above dark orange, beneath paler 



orange C. psilotis 642 



b. Forearm over 50 mm. 



a/ Conical projection on muzzle above. 



a." First lower premolar in contact with 



third C. parnelli 642 



b." First lower premolar not in contact 



with third. 



