Heterocera from Costa Rica. 581 



on collar ; some dark brown iriorations on thorax and paired 

 dorsal spots on abdomen. Wings whitish grey, thinly 

 irrorated and striated with grey. Fore wings excised from 

 7—4, inwardly oblique below 4 ; the lines starling from brown 

 costal streaks ; the antemedial outcurved, wavy, fiue^ ochreous 

 brown, with some black irrorations chiefly on veins ; the 

 medial similar, wavy, with black irrorations only on veins ; 

 postmedial outcurved, white from vein 7-2, otherwise ochreous 

 brown, followed from below 3 to 5 by a large dark brown 

 spot cut by veins 3 and 4, and preceded by a similar brown 

 narrow space interrupted between 3 and 4 ; similar smaller 

 spots from below 6 to above 7 outwardly, and a dark line 

 inwardly from 6-7 ; outer margin shaded with brown, with 

 darker strise; a whitish shade from below 7 to apex. Hind 

 wings : a fuscous-grey antemedial line ; a black discal 

 point; the postmedial tine, punctiform, especially on 3 and 4, 

 followed by a broad dark brown shade cut by veins 3 and 4, 

 which are whitish ; the terminal area whitish grey, with 

 darker striee ; the margin crenulate and deeply angled at 

 vein 4. Underneath butf-white, with brown strise ; the 

 medial line and a basal line almost black, wavy, heavily 

 marked; the postmedial similar, shaded outwardly with 

 ochreous brown and geminate on fore wings, the dark portion 

 extending along costa to apex; the white apical space as 

 above. 



Expanse 35 mm. 



IJab. Volcano Poas. 



Bears a superficial resemblance to S. enotata^ Gn. 



Mi'ci'osemta consociata, sp. n. 



^. Palpi and frons brown; vertex whitisli ; body and 

 wings bone-colour ; the outer space bej^ond ])Ostmedial line 

 tinged with grey. Fore wings: some black irrorations on 

 costal and outer margin ; a subbasal curved line of black 

 irrorations ; antemedial fine, reddish brown, angled in cell, 

 shaekd inwardly with grey, and with a black point on sub- 

 costal ; a black discal point ; postmedial fine, reddish brown, 

 from costa before apex to middle of inner margin, outwardly 

 shaded with greyish and marked by black points, the largest 

 on veins 6-8 ; snbterminal black spots on veins 2-b, the 

 largest on vein 3 ; terminal black points at veins. Hind 

 wings : a black subbasal line ; a black discal point ; the 

 postmedial reddish brown, outwardly shaded with grey, 

 straight and without spots ; subterminal points on veins and 

 a large black spot on inner margin ; termen as on fore wings. 



