16, 3 
Taylor: Philippine Amphibia 
279 
Theloderma Tschudi, Class. Batr. (1838) 32. 
Buergeria Tschudi, Class. Batr. (1838) 34. 
Rhacophorus TscHUDi, Class. Batr. (1838) 34; Dumeril and Bibron, 
Erp. Gen. 8 (1841) 530; Gunther, Cat. Batr. Sal. Brit. Mus. 
(1858) 116; Boulenger, Cat. Batr. Sal. Brit. Mus. ed. 2 (1882) 
73 and 74; Fauna Brit. India, Kept. (1890) 470. 
Trachyhyas Fitzinger, Syst. Kept. (1843) 31. 
Dendricus Gistel, Naturg. Thierr. (1848) 8. 
Pupil horizontal; tongue free and deeply notched behind; vo- 
merine teeth rarely absent ; tympanum either distinct or hidden^ 
rarely the latter ; fingers more or less webbed or free ; toes more 
or less webbed, terminating in disks; a small bone inserted 
between last two phalanges ; terminal phalanges T-shaped. Outer 
metatarsals separated by a web ; omosternum and sternum with 
a bony style. 
This large genus of frogs is widely distributed from India 
and Madagascar to China, southern Asia, and the East Indian 
Archipelago. More than fifty species are known. There are 
seven well-differentiated forms represented in the Philippine 
fauna. 
Key to the Philippine species of Polypedates Tschudi. , 
a'. Tympanum distinct; skin of head not involved in cranial ossification. 
Fingers about one-third webbed; toes more than three-fourths webbed;; 
cutaneous prominences below anus and on outer edge of arm and- 
foot; heel reaches almost to tip of snout. 
?. appeiidicnlatus (Gunther).. 
Fingers about two-thirds webbed, membrane reaching disks of third! 
and fourth fingers; toes webbed to base of disks; cutaneous flap over 
anus P. pardalis (Gunther). 
6’. Slight web at base of fingers; toes nearly entirely webbed; dorso- 
lateral glandular folds present -P. hecticus Peters. 
Slight rudiment of web at base of fingers; toes three-fourths webbed; 
no dorsolateral glandular fold; small tubercles below vent, at heel, 
and on outer edge of forearm and tarsus.... P. everetti (Boulenger). 
ab Tympanum distinct, large; skin of head involved in cranial ossification. 
P. Slight rudiment of web at base of fingers ; toes nearly entirely webbed ; 
disks of fingers half the diameter of eye.... P. macrotis (Boulenger). 
Differs from P. macrotis in having smaller choanse and a narrower 
interorbital space; spotted above, or with four or six longitudinal 
stripes P. leucomystax (Gravenhorst) . 
a°. Tympanum nearly hidden under skin, about half size of eye; fingers with 
rudiment of web; toes a little more than one-half webbed. 
% P. STirdus Peters,. 
