54 DR. MALCOLM SMITH ON THE 



from a single locality, A. crucvjera is no longer tenable as a separate 

 species, but should be united with .4. armata, which is the older name. 



29. ACANTHOSAUKA HORHESCENS Lonilberg. 



llecentlj' obtained by Count Gyldenstolpe in Northern Siam. 



30. ACANTHOSAURA CAPRA Gunth. 



Chantabun (South-eastern Siam). 



31. ACANTHOSAURA CORONATA Giiuth. 



Chantabun (South-eastern Siam). 



32. Calotes cristatellus (Kuhl). 



Peninsular Siam and Western Siam as tar north as Sai Yok. 



33. CALOTE& ELOMERI Blgr. 



Chantabun (South-eastern Siam). 



34. Calotes versicolor (Daud.) 

 Common almost everywhere. 



35. Calotes emma Gray. 



Common, and widely distributed. Not found in Bangkok. 



36. Calotes mystaceus Dum. & Bib. 



Common, and widely distributed ; extends into the Tenlnsula 

 as far south as Bangsaphan, Lat. 11° 13'. Not found in Bangkok. 



37. Physignatiius mentauer Giiuth. 

 South-eastern Siam and the Dong ilek range. 



38. LioLEPis BELLI ana (G raj'). 



Widely distributed. Usually very common wherever there is 

 sandy soil. 



Varanid^e. 

 3t). V ARAM'S FL.VVESC'EXS (Gray). 

 Trang (Penin.-iular Siam). 



40. Varanus n'erl'Losus (Gray).* 

 Widely distributed. Not uncommon in evergreen jungle. 



* L(Minbei'g (Results of tlic Sweilisli Zoological l'jX[ieiliti(m (o Siam, 

 Baml 55, No. 4, p. 8 (1916), lias rci-orded a species of nioiiitoi- fmiii Koli Laic, 

 «4iii-li lio t'oiisiJers iiMy po;-silily 1)0 V. ihiinerilii (S. JIvili.), owing to tiie presciici! 

 of slight k<'<']s on tiiy ventral s<'ales, altiiough in otiicr res|ii'cts, lie states, it 

 agrees witii I '. iifhiilosux. I liave examine 1 a iinmher of specimens of I '. ufbii/dfiis, 

 l)otli alive and dead, and liav(' loniul tiiat many adults slmw more or less 

 distinct traces of a keel (in tlie ventral scales. Jt is more evident in preserved 

 specimens that in life. 



juuitN. .NAT. hist. SOC. SIA.M. 



