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82 DR. J. E. GRAY ON THE RHINOLOPHINE BATS. [Feb. 13, 



II. The hinder portion of the nose-leaf convex, with a transverse 

 ridge in front below, with the broad apex bent down over the 

 . ridge, and divided by longitudinal folds into cells beneath ; 



'/,MiLU u/tt ^ without any central longitudinal ridge in front. 



1 . The upper edge of the upper part of the nose-leaf entire. Tail 

 and heel-bone distinct. Teeth 30 ; molars 3/3, premolars 1/2. 



5. Macronycteris. Forehead with a central longitudinal pore 

 in both sexes ; horseshoe portion of the nose-leaf with raised mem- 

 branaceous edges, forming a cup ; sides of the nose leafy ; forehead 

 hairy. M. gigas. 



6. Gloionycteris. Forehead with a transverse pore in both 

 sexes ; the horseshoe portion of the nose-leaf with a raised mem- 

 branaceous edge, forming a cup ; sides of the nose leafy ; forehead 

 glandular on the sides. G. armigera. 



7. Rhinophylla. Forehead with a small transverse pore with 

 two small pores close together on each side of it ; front edge of the 

 horseshoe portion of the nose-leaf raised, membranaceous, and bent 

 up in the middle, forming a central notch ; sides of the nose leafy ; 

 forehead hairy ; wings from lower part of the ankles. E. labuanensis. 



8. Speorifera. Forehead with a large transverse pore in the 

 males, and its place marked with a pencil of dark hairs in the females, 

 and with two pores on the sides ; the front edge of the horseshoe 

 portion of the nose-leaf closely applied to the lip ; sides of nose 

 leafy ; forehead hairy. S. vulgaris. 



9. Chrysonycteris. Forehead with a transverse central pore 

 in both sexes, with two pores near it on each side of it ; the front 

 edge of the horseshoe portion of the nose-leaf flat, closely applied 

 to the lip ; sides of the nose leafy ; forehead hairy. C.fulva. 



10. Phyllorhina. Forehead without any pores behind the 

 nose-leaf. P. nobilis and P. pygmcea. 



2. Upper edge of the upper part of the nose-leaf two- or three- 

 toothed. Teeth 28; molars 3/3, premolars 1/2. 



1 1 . Asellia. The upper edge of the upper part of the nose-leaf 

 three-toothed. Tail and heel-bone distinct, produced. A. tridens 

 and A. tricuspidata. 



12. Coslops. The upper edge of the upper part of the nose-leaf 

 two-toothed. Tail and heel-bone none. C.frithii. 



III. Nose-leaf simple, coriaceous ; the hinder, upper portion erect, 

 leaf like, without any cells in front. Tragus distinct. 



1. The nose-leaf flat, with the nostril simply pierced in its front 

 part. Forehead concave. Tail elongate, free, longer than the 

 short interfemoral membrane. Teeth 28 ; molars 3/3, premolars 

 1/2. Rhinopomina. 



13. Rhinopoma. R. microphyllum. 



