328 MOTHS AND BUTTERFLIES. 



recall witli })leasui'e an early niorning ride during August over the 

 rich alluvial plains along the Mississippi River, where hundreds if 

 not thousands of these insects were to be seen. As we jogged 

 along over the countr}^ road, the dark, luxuriant, almost tropical 

 forest on l)oth sides, the scene was enlivened by these butterflies as 





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"t^^^^^ 



Terias iiieijii)e. Female. Umier side. 



they rose in numbers from the grass, sometimes appearing like a 

 small cloud about us. They were not wild, and soon settled again 

 among the grasses by the road side. This insect is rarely seen 

 further north than the latitude of New York City, and is most 

 almndant in the southern states, whence it ranges south into Mexico, 

 Central America and South America. The larva feeds on the cassia 

 and clovei-. 



^I<M^.- ' "-drf^ 



Terias jucuiuia, 



A tiny and very delicate creature is Terias jucunda. The colors 

 are bright yellow and black, disposed as shown in the illustration, 

 Avhile the under side. i)articularl_y of the lower wings, is very light 

 or almost white, the upper pair being light yellow bordered ])y light 



