THECLA. 99 



(~ll2. Thecla Rustan. 



1 '— »>— — —^— »^i m i '■' i 



Papilio Rustan, Stoll, Suppl. Cramer, pi. 38. f. 1, 1 A. 

 Polyommatus Rustan, Godart. Ene. Meth. p. 621. 

 Thecla Eustan, W eshvood, Gen. Dium. Lep. p. 484. 

 Thecla Macaria, Siuainson, Zool. Ulus. 1st ser. pi. 133. 



In the Collection of W. C. Hewitson, from the Amazon and Rio de Janeiro. 

 113. Thecla Ematheon. 



Papilio Ematheon, Cramer, pi. 163. f. E, G. Fabriciws, Mant. Ins. ii. p. 66. 



Polyommatus Ematheon, Godart, Ene. Meth. p. 623. 

 Thecla Ematheon, Westwood, Gen. Dium. Lep. p. 484. 



114. Thecla Polibetes. Plate XXXII. $ fig. 47. 



Papilio Polihetes, Cramer, pi. 341. f. B, C. 

 Polyommatus Polibetes, Godart, Ene. Meth. p. 624. 

 Thecla Polibetes, Westwood, Gen. Dium. Lep. p. 484. 



In the Collection of W. C. Hewitson, from Mexico. 



A variety in the Collection of Mr. Bates from Para has a very different aspect from the 

 usual appearance of this species. It is of a much more beautiful lilac-blue, with the discal spot 

 and the margins so pale as to give it the appearance of a picture without a frame. 



115. Thecla Thyrea. Plate XXXVI. <? figs. 83, 84. 

 Thecla Thyrea, Boisduval, MS. 



Upperside. Male. — Glossy blue : the margins broadly brown. Anterior wing with a 

 small pale brown discoidal spot. Posterior wing with two tails (one very short) . 



Underside rufous-brown. Anterior wing with a line at the end of the cell and a band of 

 six small brown spots beyond the middle. Posterior wing with a black spot near the base of 

 the costal margin : a line at the end of the cell, an irregular band of brown spots bordered 

 below with white, and a submarginal band of linear spots irrorated inwardly with blue : anal 

 angle with the lobe black. 



Female like the male, except that the upperside is of a pale grey brown 

 with the margins broadly rufous-brown, and that the underside is of a pale orange-grey. 



Exp. d 1£;, 2 1 A inch. 



In the Collections of Dr. Boisduval and H. W. Bates, from Cayenne and the Amazon. 



116. Thecla Sylea, Hewitson. Plate XXXIX. j figs. 118, 119. 



Upperside. Male. — Dull blue. Anterior wing with more than the apical half dark 

 brown. Posterior wing with the costal margin brown : with two tails (one very short) : the 

 anal angle with the lobe scarlet. 



