Dr. G. B. Loiigstaff's Bionomic Notes oil Butterjlies. 669 



Terias euterpe, Men. (Jamaica). 



Terias delta, Crara. (Jamaica, N. Coast of S. America). 

 The extreme " seasonal " forms are quite distinct. 



$ Upper side. 



Wet-season. 



Ground pale yellow ; costa 

 broadly black ; longitudinal 

 black stripe broad. 



Dry-season. 



Ground full yellow ; costa 



$ Under side. 

 Wet-season. 

 Uniformly white. 



Dry-season. 



Hind-wines and costal tliree- 



faintly grey ; longitudinal black fourths of fore-wings yellow 

 stripe narrower. irrorated with brown. 



5 Upper side. 



Wet-season. 



$ Under side. 

 Wet-season. 



Ground white ; costa broadly Fore-wing white ; border pale 



grey. yellow ; hind-wing pale yellow 



irrorated with grey. 



Dry-season. 



Ground of fore-wing pale 

 yellow extending to costa. 



Dry-season. 



Fore-wing yellow, its tip and 

 all hind-wing pinkish-orange 

 irrorated with darker. 



