98 NOCTUID.E. 



the former white with brown centre, round ; an indistinct waved 

 medial line ; postmedial line doable filled in with white lunules, 

 bent outwards below costa, then dentate, excurved to vein 3, then 

 incurved, some white points beyond it on costa ; an ill-deHned 

 lunulate white subterminal line conjoined below apex and at middle 

 to the white lunules on termen defining the terminal series of small 

 black lunules. Hind win,:^' yellow with paler patch beyond the cell 

 from costa to vein 4 ; the basal area suff'used wilh brown ; a black 

 discoidal lunule ; the terminal area broadly black-brown with 

 sinuous inner edge and leaving a narrow pale yellow terminal band 

 with series of d irk points on it ; cilia pale yellow ; the underside 

 pale yellow irrorated with brown except in subraedian interspace, 

 an elongate dark mark in middle of cell, large black discoidal spot, 

 lunulato postmedial line incurved below vein 3 and with dift"used 

 brown band beyond it interrupted at discal fold. 



Hab E. Siberia, Amurland, Ussuri ; Japax, Hakodate (Leec/i), 

 1 $ . Exp. 46 millim. 



Sect. II. {Trirena). Thorax clothed with hair and hair-like scales luixeJ. with 

 a few scules. 



A. Fore wing with the orbicular and reniform conjoined by 

 a black >t,reak. 

 a. Fore wing with black streak in discal Ibid beyond post- 

 medial line. 

 «i. Fore wing with quadrate black patch between orbi- 

 cular and reniform, the postmedial line sligbtly 



incurved below vein 4 quadrata. 



b^. Fore wing with black streak between orbicular and 

 reniform, the postmedial line strongly incurved 

 below vein 3. 

 or. Fv)re wing with white streaks on the veins and 



in subiiied inn fold stngidata. 



h'^. Fore wing without white streaks on the veins and 

 in subitiedi in fold. 



a?. Thorax with ochreous dorsal streak thoracica. 



h^. Thorax without ochreous dorsal streak. 



a*. Fore wing with the black streak between 



orbicular and reniform bent downwards as 



an oblique striga on inner edge of reniforui. 



a\ Fore wing witli the ground-colour white . Icettfica. 



b'\ Fore wing with the ground-colour purplish 



grey. 



a^. Fore wing with the basal black streak 



extending to beyond antemedial line ; 



size large , lohelim. 



If'. Fore wing with the basal black .streak 

 not extending to beyond antemedial 

 line ; size smaller. 

 a? . Hind wing with the veins and termen 



irrorated with brown manifoha. 



v. Hind wing wholly suffused with brown furcifera. 

 h^. Fore wing with the black streak between 

 orbicular and reniform dividing into a fork 

 on inner edge of reniform. 

 aK Fore wing slightly irrorated with fuscous. 



