510 Mr. W. Schaus on 



black dorsal lufts at base, middle, and end. Wings crossed 

 by antemedial, medial, postmedial, and subterminal roseate- 

 brown shades ; terminal black spots. Fore wings : small 

 clusters of black scales on cosfa, cell, fold, and inner margin 

 of antemedial and postmedial shades. Fore wings below 

 fuscous grey. Hind wings below whitish ; a faint sub- 

 terminal fuscous shade, and medial shade on costa. 



Expanse 12 mm. 



Hah. Esperanza. 



Thyriodes terrabensis, sp. n. 



^. Palpi, head, and collar dark brown irrorated with 

 white. Thorax dark purplish grey, tho patagia edged with 

 dark brown. Abdomen similar, the dorsal tufts dark brown. 

 Fore wings dark purplish grey ; diffuse basal and subbasal 

 brown shades; antemedial fine, outangled, followed by a 

 small fuscous triangular spot on costa, and a larger one on 

 inner margin, the latter with inner edge oblique, outer edge 

 vertical, posterior edge excurved ; a vertical fuscous medial 

 shade; postmedial fuscous, fine, sinuous, and outangled just 

 below vein 6, lunular from vein 3 to inner margin, followed 

 on costa by a fine white line and fuscous brown shade, which 

 are both upturned towards costa at vein 6 ; a dark brown 

 terminal lunular line. Hind wings fuscous brown with some 

 darker scaling at anal angle ; a pale line at base of cilia. 

 Fore wings below grey-brown, shaded with clearer brown 

 towards apex ; costa to postmedial line thickly irrorated with 

 white; postmedial white, macular on costal margin; three 

 white points and a white subterminal streak on costa. Hind 

 wings below brown, streaked with whitish grey on inner 

 margin ; a postmedial whitish line, distinct only on inner 

 margin ; cilia on both wings mottled with white below. 



Expanse 27 mm. 



Uab. Terraba. 



Near T. dissimilis, Dr. ; darker, more uniformly coloured. 



Homoptera excellens, sp. n. 



(J . Palpi brownish buff shaded above with black. Head, 

 collar, and thorax pale rufous, with some white mottling 

 posteriorly on thorax. Abdomen buff irrorated with dark 

 grey. Fore wings : base brown, crossed by a subbasal and 

 antemedial paler line, the former inwardly edged with fuscous 

 on costa ; a fuscous streak at base of inner margin ; medial 

 space inwardly broadly greyish buff, partly mottled with pale 

 greenish scales, and containing a minute black point in cell. 



