Ilelerocerafrom Costa Rica. 235 



dark brown spots on veins, tlie one on submedian a Hi tie 

 linger and preceded by some grey scales ; a postmedial 

 reddisli-biowii shade, linear from vein 3 to inner margin ; an 

 outer row of small black spots, close to postmedial from 

 vein 3, followed from below vein 4 by a dark grey and black 

 shade j a black spot at apex ; a snbterminal black spot 

 below vein 3 and a terminal wavy black mark from just 

 above 4 to vein 2. Hind wings: inner margin medially 

 shaded with reddish brown, followed by irregular black 

 markings to anal angle. Wings below bu'tf, with a few dark 

 irruratioiis ; black discal points ; the enter spots in a straighter 

 line and followed by a broad fuscous shade. 



Expanse 26 mm. 



Hub. Juan Vina?. 



Near 1. branwsa, Dogn. 



Thevina silanaria, sp. n. 



? . Palpi, body, and fore wings slate-grey. Head 

 yellowish. Fore wings: a black point on discocellular ; a 

 tine whilish outer line from below costa, outcurved and inbent 

 to near middle of inner margin, interrupted and consisting 

 partly of whitish striae, increasing on inner margin ; a small 

 white spot striated with grey near apex. Hind wings light 

 silky grey. 



Expanse 33 nun. 



Hah. Poas. 



Thermal perpecllnata, sp. n. 



^ . Antennaj with exceptionally long pectinations finely 

 ciliated. Head and thorax olive-black ; some reddish-brown 

 scales on vertex. Fore wings silky olive-brown ; a black 

 point at end of cell ; a fine outer black line, vertical on costa, 

 then slightly outcurved ; a small snbterminal yellow spot 

 between veins 7 and 8. Hind wings dark silky grey ; a 

 minute black point on discocellular. Underneath dark silky 

 grey, with black discal points. 



Expanse 40 mm. 



Hah. Ojo de Agua. 



Macrolyrcea sceva, sp. n» 



($ . Body and wings dark olive, the wings shaded with 

 silky grey except between medial and outer lines. Fore 

 wing: a fine wavy subbasal line, dark olive; antemedial 

 dark olive, outbent on costa, angled in cell, inbent and slightly 



