102 KHINOLOPHIBiE. 



3. Summit of the vertical process of 



the sella narrowly rounded off or 



subacute ; forearm 2" Hh. trifoliatus, p. 106. 



c". Sides of the base of the sella turned 

 upwardsjforming acup-shaped cavity 

 above and between the nasal ori- 

 fices. 



4. Antitragus separated posteriorly by 



a shallow notch ; lower lip with 



a single gi'oove ; forearm 2 "'25 . . Rh. mitratus, p. 107. 



5. Antitragus separated by a deep an- 



gidar groove ; lower lip with three 



grooves ; forearm 1"'85 Eh. philijypineTms,^. 107. 



d"- Sides of the base of the sella forming 

 rather long triangular projections. 



6. Horseshoe-shapedmembranedivided 



in front by a longitudinal groove 

 with raised edges; forearm 2"'2. . Eh. euryotis, p. 108. 

 c'. Horizontal portion of the sella not ex- 

 panded, scarcely wider than the base 

 of its vertical process. 

 e". Upper margin of the posterior con- 

 necting-process of the sella conjoined 

 with the summit of the vertical pro- 

 cess at the same level, not exceeding 

 it posteriorly in height. 



7. Vertical process of the sella nar- 



rowed abruptly about the middle 

 and rounded off above ; lower lip 

 with a single vertical groove ; 

 forearm 2"-2 Rh. pearsonii, p. 108. 



8. Sides of the vertical process of the 



sella straight, summit triangular ; 

 lower lip with three grooves ; 



forearm 2"-l Rh. rufus, p. 109. 



/". Upper margin of the posterior con- 

 necting-process exceeding the sum- 

 mit of the anterior vertical process 

 in height. 

 f". Upper margin of the posterior con- 

 necting-process forming a low 

 rounded projection, slightly ex- 

 ceeding the summit of the vertical 

 process of the sella in height. 

 a. Vertical process of the sella broad, 

 as broad as the horizontal por- 

 tion above the nostrils. 

 9. Ears longer than the head ; 



forearm l"-6 Rh. viamvtis, p. 110. 



/3. Vertical process of the sella nar- 

 rower than the horizontal por- 

 tion. 

 a'. Ears as long as the head. 

 10. Horseshoe-shaped nose-leaf 

 broad, conceahng the muz- 

 zle ; forearm 1"9, thumb 

 0""3 Rh. megaphyllus, p. 110. 



