128 MR. E. J. GODFREY ON 



the drinking places frequented by butterflies, but were always in shady 

 spots, and always in groups by themselves. They seemed to resent 

 very strongly the intrusion of any other butterfly into their own 

 particular group, and I noticed that the intruder always quickly 

 withdrew. As a rule, the groups consisted of the pale variety only 

 but on several occasions both pale and dark forms were seen side by 

 side at the same spot. In May 1914, ia a waterless section of the 

 forest near Hup Bon I found the butterflies congregated on damp 

 elephant droppings. C. codes was originally described from Siam. 



162. CyKESTIS NIVEA subsp ? 



Fruhstorfer (Seitz, Macro-lep. 9, p. 575) records G. nivea from 

 Siam, but does not give the race. 



163. Ctkestis thyodamas thyodamas Bsdv. 

 Generally distributed but nowhere common. 



161). ChERSONESIA EISA TRANSIENS Mart. 



A few specimens of both sexes taken at Hup Bon in April and 

 May 1914. 



165. Chersonesia peraka aza Streck. 



Recorded by Fruhstorfer ( Seitz, Macro-lep. 9, p. 594 ) who 

 says that it waa described from two specimens from "Lower Siam." 



166. Rahinda kordonia plagiosa Moore. 

 Common everywhere all the year round. 



167. Rahinda peraka assamica Moore. 



Rare. Three males taken at Pak Jong in January. 



168. Rahinda aueelia Stgr. 



A single male of this rare Neptid was taken at IIup Bon in May. 



169. Neptis hylas acerides Fruhst. 

 Common everywhere all the year round. 



170. Neptis nandi.na gonatina Fruhst. 



Taken sparingly on the Dong Rek hills in December and 

 Januar}'. Fruhstorfer restricts this race to Siam. 



171. Neptis soma tusiiita Fruhst. 



Not uncommon in the Sriraclia district and on tiie Dong Rek 

 hills. Fruhstorfer restricts this race to Siam. 



172. Neptis heliodore heliodore Fabr. 



Fruhstorfer says this Neptid " is not scarce in Central Siam, at 



JOURN. NAT. niST. SOC. SIAM. 



