REPTILES AND BATRACHIANS FROM PENINSULAR SIAM. 169 



Sinm, ill situations similar to those in wliicli tliey were obtained by 

 my collectors at Klong Bang Lai. The secretion of their skin is very 

 poisonous, and any other frogs put into a bag with them, rapidly 

 succumb. 



1(). MlCKUIU'LA INOKNATA Bouleilg. 



Maprit and Klong Bang Lai, Patiyu, li specimens. 



Boulenger gives the length of this frog as 23 mm., and this is 



usual for Siam, where it is common. Some of the specimens from 



Patiyu are unusually large, two of them measuring 27 mm., in lengtli, 



and two others 25.* 



17. MlOROHYLA I't'IX'HBA (Hallow). 



Bouleiig., Cat. Bat. Sal., p. I6.J (1882): Smith, Joiini. Mat. Hist. 

 Soc. Siam. II, p. 39 (1916), taJpuk'. 



Maprit, Patiyu, 1 specimen. 



This frog which is common throughout tlie greater part of 



Siam, lias not been previously recorded from the Peninsula. 



IS. ]MicRonYr,A okxata (l)iini. & Bib.). 



Maprit and Klong Bang Lai, Patiyu, 4 specimens. 



19. MiCROiivr.A AciiA'iMNA (Boie). 



Smith, Jouni. Nat. Hist. Soc. Siam, II, p. 37 (tadpole). 

 Patiyu and Patani. 



20. MicRun\r>A anxf.ctexs Bouleng. 

 Klong Bang Lai, Patiyu, 1 specimen. 



The only other record of this frog in the Peninsula is from fche 

 Larut Hills at about 4,000 feet. My specimen is 20 mm. in length. 

 The dark mark upon the back is hardly distinguighabls ; head in front of 

 the transverse bar between the e\'es, pale grey ; there is a very thin, pale, 

 vertebral line. The lips have dark spots, and a black streak runs from 

 behind the eye, above the white one. 



21. MlOROHYLA BERDMOUII (Blvtll). 

 Maprit and Klong Bang Lai, 17 specimens. 



22. BuFo macrotis Bouleim-. 



o 

 Fauna Brit. Ind., TJcpt., p, 502. 



Muang Sal, Patani, 1 specimen. 



• Since writiiii; tlie nbovc I have seen several more specimens from 

 near Koiat, quite as large as those from Patiyu. 



VOL. II, DEC. lyiG. 



