358 On new Tliyridklje and Pyialidw. 



third segments with blackisli dorsal l)aiids. Fore wing olive 

 irrey-brown more or less tinged with rufous and irrorated 

 w ith Llack, to greyish ochreous tinged with rufous, or fuscous 

 Llaek, the basal and terminal areas usually darker; ante- 

 medial line diffused fuscous, slightly or strongly excurved 

 below the cell; a small black diseoidal spot; the medial 

 part of costawith faint grey points; postmedial line diffused 

 fuscous, sometimes defined by grey on outer side, sometimes 

 with its outer edge somewhat dentate, oblicjue below vein 4 

 or more or less strongly incurved in submedian interspace, 

 then bent outwards again ; a more or less prominent terminal 

 scries of black points or a tine rather punctiform line; cilia 

 greyish more or less mixed Avith rufous and black. Hind 

 wing whitish more or less suffused with fuscous broAvn, 

 especially en terminal half, sometimes tinged with rufous; a 

 fuscous postmedial line slightly defined by whitish on outer 

 side, somewhat angled outwards at vein 5, then oblique ; a 

 tern)inal sei'ies of black points or fine line ; the underside 

 with spot at upper angle of cell. 



Hab. Br. E. Africa, Nairobi {Betton), 1 ^, 1 ? , Eb 

 L'rru {Betton), 1 ^, Kikuvu [Craicsluiy), 3 ^ type, 

 ^Machakos {Crawshay), 1 ? ; Mashoxaland, Salisbury 

 {Marshall, Bobbie), 1 (J, 3 ? . E.rp. 26-32 mm. 



(4r.) Tyndis pictimarginalis, sp. n. 



Maxillary palpi somewhat dilated with scales. Head, 

 thorax, and abdomen orange-yellow, thorax and abdomen 

 sufi'used with black ; wings grey thickly irrorated and suflused 

 \Nith fuscous black. Fore wing with basal yellow spot ; an 

 obscure black spot in cell and curved subterminal line ; both 

 ■wings with leaden-silvery terminal line; the cilia bright 

 orange-yellow at base, the tips grey intersected with fuscous. 



Hab. Sierra Leone [Clements), 1 (^ type; Nigeria, Old 

 Calabar {Crompton), 2 ? . Eap., ^ 22, ? 30 mm. 



(5.) Tyndis meyistalis, sp. n. 



$. Head and thorax red-brown; tarsi with slight pale 

 rings ; abdomen orange, with diffused rufous dorsal bands. 

 Fore wing red-brown with a golden gloss and some dark 

 irroration ; the first line almost medial, pale, oblique from 

 costa to median nervure, then erect and slightly^ angled 

 outwards on vein 1 ; an obscure grey and blackisli diseoidal 

 luuule; postmedial line near termen, pale, slightly defined 

 by fuscous on inner side, waved, excurved from below costa 



