J 98 NOVITATES ZOOLOGICAE XXV. 1918. 



6660«. Plectothripa excisa n. sp. 



(J. Head, thorax, and abdomen ochreous grey tinged with brown, the head 

 between antennae, crest at base of abdomen, and abdomen towards extremity 

 more rufous ; palpi with the 2nd joint whitish mixed with rufous and with an 

 oblique dark band near extremity, the 3rd v hite with black band near tips ; 

 pectus and ventral surface of abdomen white, the latter with dark sublateral 

 and subventral points except at base ; fore tibiae suffused with rufous, the 

 tarsi blackish ringed with white. rore\\-ing red-brown ; the basal area ochreous 

 grey with an obUquely curved black subbasal line from costa ti vein 1 ; some 

 black irroration before it on costal area and some brown below it on inner margin ; 

 antemedial line blacldsh, rather diffused and inwardly oblique ; a minute black 

 spot in middle of ceU and slight dark striae on the discoceUulars ; an obUque 

 dark Hne from origin of vein 2 to inner margin ; postmedial Hne dark brown, 

 very oblique to discal fold, then inwardly obUque and waved, a wedge-shaped 

 ochreous grey patch beyond it on costal area, extending to apex and to before 

 it at upper angle of cell, with three minute black spots on it at costa ; sub- 

 terminal line indistinct, dark, slightly excurved below vein 7, reduced to sUght 

 spots between discal and submedian folds and slight towards inner margin ; 

 ciha chequered whitish and red-brown. Hindwing grey suffused with reddish 

 brown, the costal area and termen redder brown. Underside of forewing red- 

 brown with curved blackish postmedial bar from costa ^\ith whitish patch beyond 

 it ; hindwing with dark discoidal bar with some wliitish irroration before and 

 beyond its upper part, some ochreous on costa above end of cell, a waved blackish 

 postmedial hne from costa to vein 5. 



Ab. 1. Forewing uniform ochreous suffused and irrorated ^\ith red-brown 

 and without the pale basal area or pale patch on postmedial costal area. 



Hab. Singapore (Ridley), 2 ^ type. Ex}}. 36 mill. 



6660(7. Beana umbrina n. sp. 



<J. Head, thorax, and abdomen grey tinged with reddish brown and with 

 some black mixed, the last ^rith the crests blackish ; antennae black, with pale 

 rings towards base ; palpi wliite mixed with blackish ; pectus, legs, and ventral 

 surface of abdomen white tinged with brown, the tarsi banded with blacldsh. 

 Forewing grey suffused with reddish brown and sUghtly irrorated with black ; 

 two dark subbasal shades on costal area ; antemedial line black, excurved to 

 median nervure and angled inwards at vein 1 ; a faint minute round blackish 

 orbicular stigma ; reniform defined by black, small, elhptical ; an oblique 

 blackish shade from lo\\er angle of cell to inner margin ; postmedial hne black 

 defined on outer side by white, angled outwards above vein 6, incurved at discal 

 fold, excurved at middle, then sinuous, two white points beyond it on costa ; 

 subterminal line blackish defined on outer side by whitish, incurved below costa, 

 angled inwards at discal fold, then shghtly waved and excurved at middle ; a 

 slight dark terminal line. Hindwing whitish suffused with fuscous blown, the 

 base paler ; ciUa white suffused with brown ; the underside white tinged with 

 red-brown, a dark discoidal point, slightly waved postmedial hne and subter- 

 minal series of minute blackish streaks on the veins. 



