240 PROCEEDINGS OF THE AMERICAN ACADEMY 



Di^ethria. Butterfly: Eyes pilose. First superior subcostal nervule of 

 fore wings arising at end of cell, which is open ; costal and median veins moder- 

 ately swollen at base. Mature Caterpillar : Coronal horns of head with a few 

 spinelets arranged in whorls. Body stoutest in the middle. 



Mestra. Butterfly: Second superior subcostal nervule of fore wings arising 

 at end of cell, which is closed; only the costal nervure swollen at base. Fore 

 tarsi of male excessively short. Mature Caterpillar : Unknown. 



Eunica Hiibner. 



Butterfly: Antennal club long and slender, very gradually in- 

 crassate. Eyes naked. Eirst and second superior subcostal 

 brandies of fore wings arising before the end of the cell; cell 

 closed by a feeble vein; both costal and median veins much swollen 

 at the base. Eore tarsi of male as long as the tibia. Egg and 

 Caterpillar at birth: Distinctive features undescribed, the eggs 

 laid singly. Mature Caterpillar : Coronal horns of head curved at 

 tip, furnished with only a very few opposed spinelets. Body of 

 nearly equal thickness throughout, the developed spines ending in a 

 straight thorn. Feeds on Sebastiana (Euphorbiaceae). Chrysalis : 

 Mesothoracic carina feebly developed. (Eunice, a Nereid.) 



Eunica monima Cram. (Nymphalis myrto God. ; Cybdelis 

 hyperipte Edw. nee Hiibn. ; E. modesta Bates.) Bxttterfly : Up- 

 per surface of wings soft blackish brown, the apical half of the 

 fore wings black, the whole with exceedingly faint purplish reflec- 

 tion; two distant straight oblique rows of rather small more or 

 less obscure whitish spots cross the apical black field of fore wings, 

 the inner of three, the outer of two spots. Under surface gray- 

 brown, the hind wings and apex of fore wings with a faint bluish 

 tinge, the markings of the fore wings repeated, but the black not 

 reaching the apex, the hind wings crossed by three wavy dark 

 brown lines, the outer submarginal, and between it and the median 

 line a transverse series of very faint, finely brown-edged ochra- 

 ceous ocelli with minute black pupils, that in the upper subcostal 

 interspace blue-pupilled. Expanse 45 mm. Early stages : Un- 

 known. — Texas, Florida. 



Di^thria Billberg. 



Butterfly : Antennal club rather short, rather rapidly incrassate. 

 Eyes briefly and sparsely pilose. First superior subcostal nervule 

 of fore wings arising at the end of the open cell; costal and median 

 veins moderately swollen at the base. Fore tarsi of male as long as 

 the tibia. Egg and Caterpillar at birth : Distinctive features un- 



