4, BUFO. 
fold; subarticular tubercles of toes 
BWOUWles |, Sa ca eee ere ae eee « 
Tympanum very distinct, half the width 
of the eye; a tarsal fold; subarticular 
tubercles of toes simple... 5... .04.- 20 
Tympanum distinct, one fourth the width 
of the eye; atarsalfold .......... 22 
Tympanum distinct, one third the width 
of the eye; belly almostentirely smooth 29. 
Tympanum distinct ; no tarsal fold ; skin 
remarkably rough 
Tympanum hidden; no tarsal fold 
*% Toes at least half webbed. 
No tarsal fold ; subarticular tubercles of 
toes simple ; 
A tarsal fold; 
toes double 
A tarsal fold ; 
COR SUMP Le: este as sts-e arms 3. seanateserd «tes 
A tarsal fold; subarticular tubercles of 
toes double; first finger considerably 
longer tham- seconds. . 2% «x... cin, «fs, te 
No tarsal fold; subarticular tubercles of 
EOGSPSUMMPLG <5 cfcns Sons ap ul eat shdoe, 5 4 28 
No tarsal fold ; subarticular tubercles of 
toes simple; a fold across the occipital 
REMUOM acer cle oer edt vs: sand! eleteee aces, ons 30 
No tarsal fold ; 
EACHRGOUULE), ents wera ed sauna oe 
subarticular tubercles on 
subarticular tubercles of 
B. Crown with bony ridges. 
1. No parietal ridges. 
snout projecting .... 8. 
283 
. calamita, p. 293. 
. raddi, p. 294. 
. sumatranus, p. 295. 
angusticeps, p. 300. 
37. tuberosus, p. 304, 
. taitanus, p. 305. 
beddomi, p- 289. 
21. latastii, p. 295. 
. viridis, p. 297. 
. mauritanicus, p. 298. 
8. benguelensis, p. 299. 
. olivaceus, p. 300. 
36. anlgaris, p. 303. 
y. Tympanum hidden ...... 39. 
sikkimensis, p. 305. 
a. Orbito-tympanic ridges not much developed. 
Cranial ridges rather indistinct ; 
NAMM, Very SMG sels) cu ais wie yess 
Cranial ridges very distinct ; tympanum 
at least two thirds the width of the 
tym- 
GV Oh nar gc atencia sig a pntiale pede. atk v6 doe 41, 
Cranial ridges very distinct ; tympanum 
WOny) SMtcl ence ee 1 eee ware ae ne Zee 
40, 
himalayanus, p. 805, 
melanostictus, p. 306, 
microtympanum, 
[p. 507, 
+ Most of them; these tubercles are never all double. 
By ‘“‘tubercles double” 
I mean that at least those under the last phalanges of the fourth toe are thus 
disposed. 
