AMERICAN LEPIDOPTERA. 251 



pale green. Un<leineath duller; the luediau line on secondaries more distinct. 

 Expanse 18 mm. 



Hah. — Orizaba, Mexico. 



This species is figured in the Biologia as Racheospila satisfacta 

 Wlk., which is, however, quite distinct. 



PROHYDATA gen. nov. 

 Antennae pectinated. Palpi porrect, short. Primaries : costal 

 margin straight; apex acute; outer margin straight to vein 3, 

 then rounded. Veins 8 and 4 apart; 6 from upper angle of cell ; 

 7-10 stalked. Secondaries : costal margin straight ; outer margin 

 produced at vein 6, nearly straight to anal angle ; veins 3 and 4 

 apart ; 6 and 7 stalked ; 8 not anastomosing with 7, as in HydaUt, 

 but diverging. 



Prohy«lata apicata. — Pi-imaries semi-transparent, pale green; a small 

 dark gi'een space at base; a small green discal spot; a large dark olive-green 

 apical space from vein 3 to subcostal vein, leaving a narrovc, pale green marginal 

 space between veins 4 and 6, and a small paler green spot and streak at apex. 

 Secondaries brown at base; a broad dark greenish grey median space, outwardly 

 limited by a still darker grey line, and containing a blackish discal spot; the 

 outer space brownish ; the margin and fringe pale green. Underneath the sec- 

 ondaries are grey, with a dark transverse outer line. Expanse 21 mm. 



Hab. — Chaco, Bolivia. 



Pr4»liy<lata vitrearia. — Primaries olivaceous; the median space between 



subcostal and submedian veins semi-transparent, pale green; a greenish discal 



spot; a small apical pale green spot. Secondaries olivaceous; a basal transverse 



semi-transparent line, pale green ; a dark outer transverse line; the outer mar- 



• gins and fringe paler green. Expanse 22 mm. 



Hab. — Aroa, Venezuela. 



Racheospila capy!>«oides. — Head red; vertex white. Collar and 

 thorax green. Abdomen violaceous red above; three transverse white spots; 

 underneath white. Wings bright green ; discal spots red ; a terminal red line : 

 fringe spotted with red. Primaries : costa finely red ; an inner curved white 

 line; an outer fine white line, wavy from costa to vein 4, then slightly curved 

 inwards. Secondaries: an outer white lunular line, ending in a large violaceous 

 red spot occupying the median space on the inner margin. Expanse 25 mm. 



Hab. — Jalapa, Mexico. 



Racheospila pulveraria.— Head brown. Collar and thorax green. 

 Abdomen green; a basal white spot surrounded with dark brown; two subdor- 

 sal white spots. Wings bright green ; fringe green, spotted with brown at ends 

 of veins. Primaries: costa buff, with thick black stria? ; some brown and black 

 scales at base ; an inner, irregular, lunular, white line mottled with browji and 



TRANS. AM. ENT. SOC, XXVII. JUNE, 1901. 



