276 SYNTOMID^. 



b. Thorax orange-red or crimson. 

 a\ Vertex of head orange or red. 



a'. Fore wing with the base red incerta. 



b^. Fore wing without red at base salta. 



b^. Head black. 



a^. Base of wings and 1st segment of abdomen orange. 

 a*. Abdomen with the 1st segment wholly orange; 

 hind wing with hyaline point beyond angle of 



cell sanguinea. 



b^. Abdomen with lateral orange patches on 1st 

 segment ; hind wing with hyaline streaks below 



and beyond cell myrrha. 



b^. Base of wings black. 



a'. Basal segments of abdomen red with white points, vindonissa. 

 P. Basal segments of abdomen black. 



a*. First segment of abdomen with dorsal blue 

 point, the terminal segments with lateral 

 points. 

 «'. Hind wing with hyahne marks beyond the 



cell tenuis. 



b^. Hind wing without hyaline mai'ks beyond the 



cell astyoche. 



6*. Abdomen wholly black. 



a^. Wings with prominent hyaline streaks in the 



interspaces temenus. 



6', Wings with hardly a trace of hyaline streaks, concisa. 

 c Thorax black, 



a^. Abdomen with dorsal and lateral green stripes. 



a^. Fore wing with green streaks in and below cell sericea. 



6^. Fore and hind wings with hyaline streaks in and 



below cell vitristriga, 



b^. Abdomen dorsally suffused with green. 



d^. Abdomen with basal and lateral white points triangulifera. 



b^. Abdomen without basal and lateral white points . . . bipuncta. 

 c^. Abdomen with dorsal blue point on 1st segment ; wings 

 with the hyaline streaks not extending to terminal 



area intricata. 



d}. Abdomen without blue point ; wings with the hyaline 



streaks extending to terminal area tipulina. 



605. Sanrita lacteata. 



Bycladia lacteata, Butl. 111. Het. i. p. 34, pi. 17. f. 3 (1877) ; Kirby, Cat. 

 Het. p. 145. 



J . Head and thorax brown, with crimson patches on shoulders 

 and patagia and whitish patches below ; abdomen brown, with 

 whitish patches on dorsum and on basal segments at sides. Fore wing 



brown, with large yellowish- 

 white patch below the cell and 

 another beyond it between veins 

 2 and 7, the veins crossing them 

 'dark. Hind wing yellowish 

 white ; the veins dark ; diffused 



mg.\2S.-Saurita lacteata, 6. \. ^^? F^^^^' ^'^ ^P^'^^ ^f^ 

 ^ and at tornus ; veins 2 and 4 



from cell, 3 from 2 just before termen. 



Hah. Amazons, Rio Jutahi, 1 6 {Trail), type. Exp. 24 millim. 



