PAPILIONID.E.-PIERIN^. 



PLATE I. 



I.— PIERIS IMPERATOE. Figs. 1, 2. 



Pierls Iinpemtor, Kirby, " Transactions of the Entomological Society of 

 London," 1881, p. 357. 



Exp. o} inches. 



" White ; fore wings with a black spot at the end of the cell, and the tip 

 black, as far as the outer third of the costa, and to beyond the middle of the hind 

 margin ; the extremities of all the nervulcs black, and the neighbom-hood of the 

 lower ones speckled with dusky on the hind wings ; under surface of fore wings 

 with the costa ashy, and the apical spot ashy, and not extending along the hind 

 margin ; hind wings beneath pearly-white ; costa orange at the base ; all the 

 veins black, and with black lines running between them ; a black band formed 

 chiefly of dark scaling runs along the costa almost from the base to the hind 

 margin ; another covers the subcostal uorvi;re, except at the base, and a broad 

 lunule of similar character rests its upper and outer portion on the extremity of 

 the discoidal cell. 



"Paver banks, Copataza; also inhabits Bolivia (Buckley). 



" AlHed to P. Phalor, Godt." (W. F. K., he. cit.) 



In the Collection of Henley Grose Smith. 



One of the finest and largest sjjecies of the group to which it belongs. 



II.— PIERIS SMITHII. Figs. 3, 4. 



Piais Smithii, Kirby, " Transactions of the Entomological Society of 

 London," 1881, p. 337. 



Exp. 1| inches. 



" Upperside sulphur-yellow, base dusted with black; costa black as far as the 

 end of the cell, the colour extending over the upper half of the cell. Beyond this, 

 the costa is very narrowly edged with black till it meets the black border, which 

 is deeply excavated opposite the cell, and grows very narrow towards the anal 



VOL. I., JANUAKY, 1888. P 



