158 JOURNAL, BOMBAY NATURAL HISTORY SOCIETY, Vol. XX. 



ed, apex obtuse, termen obliquely rounded ; 7 to apex : light ochreous, suffusedly 

 irrorated with brownish or fuscous ; stigmata large, cloudy, indistinct, fuscous, 

 plical hardly beyond first discal ; sometimes an indistinct cloudy spot of 

 fuscous suffusion towards apex : cilia light brownish-ochreous, sometimes 

 with indications of fuscous spots. Hindwings grey ; cilia light grey, with two 

 faint darker shades. 



Maskeliya, Kegalle, Polgahawela, Puttalam, Trincomali, Ceylon (Pole, 

 Alston, Green) ; in May, and from October to December, twelve specimens. 

 Periacma byrsodes, n. sp. 



ft 20 mm. Head pale greyish-ochreous. Palpi pale greyish-ochreous, irro- 

 rated with blackish. Antenna? and thorax pale greyish-ochreous irrorated 

 with fuscous. Abdomen pale greyish-ochreous, irrorated with grey. Fore- 

 wings elongate, costa moderately arched, apex obtuse, termen somewhat 

 sinuate, rather oblique ; 7 to apex ; fuscous sprinkled with pale ochreous and 

 blackish ; stigmata large, cloudy, very indistinct, formed of dark fuscous irro- 

 ration, plical hardly beyond first discal, from second discal a streak of rather 

 dark fuscous suffusion runs to submedian fold before tornus ; a dark fuscous 

 terminal line : cilia whitish-ochreous, with traces of an interrupted fuscous 

 median shade. Hindwings grey ; cilia as in forewings. 

 Hakgala, Ceylon (Green) ; in May, one specimen. 

 Periacma pentachora, n. sp. 

 ft 16-20 mm. Head, thorax, and abdomen whitish-ochreous, shoulders dark 

 fuscous. Palpi ochreous-whitish, basal joint and base of second irrorated 

 with dark fuscous, second joint with a dark fuscous subapical dot. Antenna? 

 whitish-ochreous more or less suffused with fuscous, becoming dark fuscous 

 towards base. Forewings elongate, slightly dilated posteriorly, costa gently 

 arched, apex obtuse, termen straight, oblique ; 7 to apex ; whitish-ochreous, 

 suffused with pale yellow-ochreous towards margins ; a moderate blackish 

 spot on base of costa ; stigmata blackish, plical slightly beyond first discal, 

 another dot between and above discal, and a fifth near beneath second discal ; 

 suffused dark fuscous spots' on costa at J, §, :towards apex, and on tornus, 

 variable in development and sometimes in part almost obsolete : cilia whitish- 

 ochreous. Hindwings whitish-ochreous tinged with grey • cilia whitish- 

 ochreous. 



Palni Hills (Campbell) ; two specimens. 

 Periacma iurbulenta, n. sp. 

 ft £ 18-21 mm. Head and'thorax light ochreous-yellowish, thorax anteriorly 

 more or less widely suffused with dark fuscous. Palpi pale ochreous-yellowish, 

 second joint sprinkled with fuscous. Antenna? whitish-ochreous, more or 

 less suffused with fuscous. Abdomen light grey, anal tuft light ochreous- 

 yellowish. Forewings elongate, posteriorly slightly dilated, costa gently arched, 

 apex obtuse, termen faintly sinuate, oblique ; 7 to apex; light ochreous-yellow- 

 ish, irregularly sprinkled with brownish ; a broad streak of darker brown 

 irroration or suffusion along costa from base to f-, including a dark, fuscous 





