350 MR, WILLIAM SCHAUS OX 



shaded with brown ; an orange wedge-shaped spot close to cell, 

 between veins 2 and 4. Hind wings brown, the outer margin 

 shaded with fuscous ; the costa whitish ; the inner margin grey- 

 brown ; cilia on inner margin and apex white. Wings below 

 Avhite ; a very fine pale olive-bi:own postmedial line, almost 

 vertical, bluntly curved below vein 2 on hind wings. Hind wings : 

 a small black marginal spot between veins 3 and 4 ; three black 

 points from vein 2 to inner mai'gin, and a few subterminal black 

 irrorations. 



Expanse 21 mm. 



Hah, Juan Yinas. 



Mesosemia albipuxcta, sp. n. (PI. LIII. fig. 12.) 



S . Thorax and base of abdomen metallic blue, abdomen other- 

 wise and head fuscous ; underneath grey. Wings vivid blue. 

 Fore wings : a white point near end of cell ; outer margin broadly 

 black, widest on costa, its inner edge outbent and curved near 

 tornus. Hind wings : termen black, the veins close to it streaked 

 with black ; a subterminal black spot at apex, suffusing with 

 black costal margin ; in another specimen the spot continues as a 

 line to inner margin. Wings below grey-brown, the lines darker 

 brown. Fore wings : the two lines before ocellus parallel, outbent 

 from subcostal ; ocellus large, a white central point, and two outer 

 points, circled with yellow ; two lines beyond ocellus, close 

 together, diverging slightly towards inner margin ; postmedial 

 space grey irrorated with metallic blue from near costa to vein 3, 

 limited by a fine greyish yellow line, outbent from costa, at sub- 

 median approximated by a similar subterminal line. Hind wings : 

 the antemedial and jjostmedial lines straight, geminate ; the 

 medial shade partly linear interrupted by a smaller ocellus, black, 

 circled wdth yellow and containing two white and blue points ; a 

 broad outer shade ; a subterminal line ; termen dark shaded. 



Expanse 27-30 mm. 



Hah. Guapiles, Espei^anza. 



Hermathena oweni, sp. n. (PL LIII. fig. 9.) 



S . Head and thorax black clothed with greyish-white hairs. 

 Abdomen grey, with transverse black segmental shades. Wings 

 white, the base mottled with black with traces of a subbasal 

 whitish line ; spots black, two beyond cell ; a medial spot below 

 vein 2 ; subterminal quadrate spots above and below vein 6, also 

 above and below vein 3 ; apex black ; spots at end of veins ; 

 terminal interspaces between veins 2 and 3, and 4 and 6 mottled 

 with black. Hind wings : terminal spots at veins ; subterminal 

 quadrate spots above and below vein 7. Underneath similar ; 

 the basal mottling showing through from above ; the terminal 

 markings on interspaces entirely black. 



Expanse 42 mm. 



Hah. Costa Rica. 



Named after Prof. Owen of Madison, Wis., who has kindly 

 given me this unique specimen. 



