434 xocTuiDi. 



and reniform large, whitish, the former concave towards base, 

 open above and below and tinged with brown above, the latter 

 with its centre tinged with rufous, constricted at middle ; post- 

 medial line indistinctly double, bent outwards below costa, slightly 

 incurved to vein 4, then strongly incurved and sinuous; sub- 

 terminal line almost obsolete, waved, pale, with a series of brown 



Fig. 116. — Clavipaljnda aitraricB, $. \. 



points on it and defined by brown on inner side at costa ; a 

 terminal series of slight dark points and a fine pale line at base of 

 cilia. Hind wing ochreous white suffused with brown towards 

 termen ; the underside with the costal and terminal areas slightly 

 irrorated with brown, a dark discoidal spot. 



Hah. Amurland ; Japan, Yezo, Hakodate (Pryer), 2 cJ . JSa^. 

 40 millim. 



Genus PERIGONICA. 



Type. 



Perignnica, Smith, Ent. Am. vi. p. 123 (1890) angulata. 



Proboscis fully developed ; palpi .short, porrect, fringed with hair ; fron.s 

 smooth, with small corneous plate below it ; eyes large, rounded ; head and 

 thorax clothed with long fine hair, a ridge-like dorsal crest ; tibite fringed 

 with hair ; abdomen with dorsal crest on 1st segment and lateral tufts of 

 hair. Fore wing with the apex somewhat produced and acute, the termen 

 excised below it; veins 3 and 5 from near angle of cell ; 6 from upper angle ; 

 9 from 10 anastoming with 8 to form the areole ; 11 from cell. Hind wing 

 with veins 3,4 from angle of cell ; 5 obsolescent from middle of discocellulars ; 

 6, 7 from upper angle ; 8 anastomosing with the cell near base only. 



Sect. 1. Antennas of male bipectinate, with moderate branches. 



A. Fore wing slightly irrorated with fuscous fulmvians. 



B. Fore wing thickly irrorated with fuscous ierfia. 



1772. Perigonica fulminans. 



Perigonicafulminayis, Smith, Ent. Am. vi. p. 124 (1890); id. Cat. Noct. 

 N. Am. p. 209. 



Head and thorax clothed with pale rufous hair; palpi irrorated 

 with black ; frons black at sides ; pectus black and white in front ; 

 legs whitish irrorated with black ; abdomen white irrorated with 

 black, the anal tuft tinged with ochreous. Fore wing pale rufous, 

 the markings hardly visible or quite obsolete ; subbasal line fuscous, 

 double ; antemedial line single, curved ; orbicular moderate, with 

 very faint pale annulus ; reniform nan-ow, constricted at middle, 



