1. BEACO. 265 



b. No enlarged lateral scales. 



Wing-membranes above dark brown or 



with dark brown and Hgbt cross bands, 



with white longitudinal lines 12. lineatus, p. 264. 



Wing-membranes above yellowish, with 



a black longitudinal band near their 



outer margin 13. beccarii, p. 264. 



Wing-membranes above yellowish, with 



small black spots on their basal half . . 14. spilonotus, p. 265. 



3. Dorsal scales aU smaller than the ventrals. 



A feeble caudal crest 15. fimhriatus, p. 265. 



A caudal crest composed of long distant 



scales ; the male's gular appendage 



with a brown anterior margin 16. cristatellus, p. 266. 



II. Nostril pierced vertically, directed upwards. 



A. Tympanum naked. 



1. The adpressed hind limb does not reach beyond the axU. 



Tympanum smaller than the eye-opening ; 



wing-membranes black above with 



round light spots, inferiorly immacu- 

 late ; male without nuehal fold, with 



a large black spot on each side of the 



throat 17. hcematopogon, p. 267. 



Tympanum smaller than the eye-opening ; 



wing-membranes above marbled with 



dark brown, with lighter spots and 



lines, inferiorly immaculate ; male 



with a nuchal fold 18. blanfordii, p. 267. 



Tympanum as large as the eye-opening ; 



wing-membranes black above with 



round light spots, inferiorly with a 



series of large black spots near the 



margin 19. dussumieri, p. 268. 



2. The adpressed hind limb reaches beyond the axil. 



Wing-membranes above with five trans- 

 verse black bands, inferiorly without 

 markings 20. tmniopterus, p. 269. 



B. Tympanum scaly. 



Wing-membranes above and below with [p. 269. 



five regular transverse black bands . . 21. quinquefasciatus. 



