( 46 ) 



ln2. Tridentifi-ons insularis spec. nov. 



Foreidng : greyish ochreutis, tinged in and below cell and along ternien with 

 brownish fuscous ; a black streak from base below cell ; the lines very indistinct ; 

 the inner excnrvod above and below mediau vein, on which and on vein 1 it is 

 inwardly dentate ; outer line lunulate-dentate, outcurvcd above round cell ; orbicular 

 stigma small, round, dark at centre with a pale ring ; reniform limited internally 

 by a jiale Innnle followed by a dark one and externally undefined ; subterminal line 

 pale, but ill-defined, precedeU by a row of curved blackish wedge-shaped marks 

 between veins 2 and 7 ; median vein and veins towards termeu pale grey ; the 

 terminal dark shade obliquely limited above by a pale streak from apex ; a row of 

 terminal black Innules ; fringe with dark brown traversing line. 



Ilin<lirin<j : pale grey, darker along termen ; fringe pale with base yellow and 

 the tips white beyond a dark dividing line. 



Underside greyish ochreons, greyer in forewing ; terminal liinules and fringe 

 as above ; hindwing ochreous with round dark cell-sjiot and obscure curved outer 

 line. 



Head, shoulders, and patagia brownish : thorax aud abdomen shining grey like 

 Lindwings. 



Expanse of wings : ? , 44 mm. 



2 ? ? from Palabuan, Java. 



II '3. Beara simplex spec. nov. 



Forewing: dull lilac grey, slightly dusted with olive rufous; the lines very 

 obscure, placed as in nubiferella Wlk. ; the shade from anal angle present beyond 

 outer line ; the subterminal liue indented only on vein 5 ; the terminal dots minute ; 

 fringe grey with a rufous flush. 



Hindwing: greyish white, washed with olive rufous in outer half; the fringe 

 rufous grey. 



Underside whitish tinged with grey in forewing, with the interior dull rufous ; 

 hindwiug dusted with rufous at apex. 



Head and thorax olive grey ; the abdomen rufous grey ; pectus, venter, and 

 legs whitish. 



Expanse of wings : 26 mm. 



1 ? from Adonara, November 1891 (\V. Doherty). 



The termen of forewing is quite simple, neither indented below apex, nor 

 gibbous below middle ; veins 3, 4 of hindwing stalked. 



104. Ariola triangulifera spec. nov. 



This species difi'ers from A. coelistgiia Wlk., the type of the genus, in the 

 wings being shorter aud broader ; the dark green costal area, instead of being a 

 shallow curve, is triangular in shape, the apex of the triangle lying on submedian 

 fold ; the inner edge starting from costa near base instead of from the base of wing 

 itself; the white limiting patches interrupted at the apex. 



New Georgia (type) aud Gnadalcanar, Solomon Islands ; Milne Bay, New 

 Guinea ; Amboina. 



105. Ariola pallidithorax spec. nov. 



Like coelinigna Wlk., but smaller ; the thorax and patagia white instead of 

 greenish ; the white patch at base of inner margin, as well as the smaller violet 



