574 Mr. W. Schaus on 



obsolescent between 5 and 6 ; the subterminal space whitish, 

 crossed by a grey shade ; the extreme margin shaded with 

 brown ; a dark line at base of fringe, interrupted at veins. 

 Hind wings : a subterminal curved grey shade. 



Expanse 26 mm. 



Hab. Juan Vinas. 



Also allied to C. libnites, Druce, and C. marginata, Schs. 



Besides the above new species, the following species of 

 CJaphe were also found in Costa Rica: — phedonia, Stoll, 

 charax, Druce, larotda, Druce, amathuria, Druce, zurcheri, 

 Druce, thyatirciy Druce, limba, Druce, larunda, Druce, lacinia, 

 Druce, albidifascia, Walk., albigrisea, Schs., 7nodesta, Druce, 

 gera, Schs., marginata, Schs., guttularis, Walk., praxithea, 

 Druce, melancholica, Btl., vitripuncta, Schs., obliterata, Schs., 

 rundala, Schs., consolabilis, Dyar, deusta, H.-S., libnites, 

 Druce, submarginalis, Walk. 



Notodontidae. 

 Nystalea guzmani, sp. n. 



Palpi light grey in front, tipped with brown. Frons and 

 collar dull greyish black ; vertex shaded with buff. Thorax 

 brown ; a whitish patch anteriorly on patagia. Abdomen 

 dark fuscous above, whitish buff underneath. Fore wings 

 olivaceous brown, a small black spot at base of cell, followed 

 by some fine, indistinct, wavy, dark transverse lines ; an 

 antemedial whitish patch in cell and a streak above it on 

 costa ; a faint lunular, geminate, medial line, followed by a 

 dark brown oblique streak from costa to just below vein 2, 

 and a finer similar line ; spot at end of cell large, irregular, 

 outlined in white, preceded and followed by a little white ; a 

 postmedial line and dark streaks, intenupted by some white 

 scales beyond cell, curved from costa to submedian vein ; 

 from postmedial to apex a broad white shade and some white 

 points on veins 2-4 ; a short black streak between veins 7 

 and 8 on white space ; a fine, irregular, dark marginal line. 

 Hind wings fuscous, slightly whitish at base. Underneath : 

 fore wings dark grey ; costal margin white, with dark spots 

 towards apex ; the outer margin shaded with grey and a 

 marginal dark line. Hind wings whitish ; a broad dark 

 grey submarginal shade. 



Expanse, $ 53, ? 56 mm. 



Hab. Juan Vinas. 



