646 NOCTUIDE. 
legs irrorated with brown ; abdomen white dorsally suffused with 
brown. Fore wing yellow suffused in parts with red-brown 
especially on medial area and sparsely irrorated with black, the 
inner half of ante- and postmedial areas greyish ; antemedial line 
indistinet, brownish, obliquely excurved ; postmedial line brownish, 
oblique from costa to vein 6, obliquely incurved below vein 4; an 
indistinct brownish subterminal line with slight white and black 
marks on its outer edge, excurved below vein 7 and at middle. 
Hind wing semibyaline, whitish, the veins of terminal area and 
the termen tinged with yellow-brown. 
Hab. Becuvanatanp, L. N’Gami (f. Lugard),1 g,1 9. Exp. 
3 24, 2 28 millim. Type f in Mus. Stockholm. 
Genus PTEROGONIA. 
Type. 
Plerogonia, Swinh. Trans. Ent. Soc, 1891, p. 152.................. episcopalis. 
Craspedagonia, Himpsn. Il, Het. B.M. ix. p. 117 (1898) ...... nubes. 
Proboscis fully developed ; palpi upturned, the 2nd joint reaching to vertex 
of head and moderately scaled, the 3rd long and moderately scaled; frons 
smooth with large pointed tuft of hair; eyes large, round ; antennz of male 
ciliated; thorax clothed almost entirely with scales and with slight ridge-like 
dorsal erest ; tibix moderately fringed with hair; abdomen with some rough 
hair at base but without crests. Fore wing with the apex slightly produced 
and acute ; the termen typically slightly crenulate to vein 3, then obliquely 
curved, the inner margin highly arched; the cell broad at extremity; veins 3 
and 5 from near angle of cell; the discocellulars straight ; vein 6 from angle 
of cell; 9 from 10 anastomosing with 8 to form the areole; 11 from cell. 
Hind wing with veins 3,4 from angle of cell; 5 fully developed from just 
above angle; 6, 7 from upper angle; 8 anastomosing with the cell to towards 
extremity. 
Sect. I. (Craspedagonia.) Fore wing with the termen strongly excised below 
apex, slightly angled at vein 6 and obtusely at vein 8, the cilia crenulate. 
7099. Pterogonia nubes. 
Craspedagonia nubes, Hmpsn. Ill. Het. B.M. ix. p. 117, pl. 166. f. 3 
(1893); id. Moths Ind. ii. p. 363. 
°. Head dark brown mixed with grey; thorax with the dorsum 
dark brown mixed with grey, the sides dull reddish brown; pectus 
Fig. 263,—Pierogonia nubes, 9. }. 
and legs white mixed with some brown, the fore legs brown, the 
tarsi black ringed with white; abdomen grey-brown, the ventral 
surface white, Fore wing dull reddish brown, the medial part of 
