426 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxx. 



legs ferruginous; thorax unci dorsum green; the crests of the latter 

 metallic ])rown; abdomen beneath and legs cream-white. 



Ki-jxinxe ofvHngs. — Male, 30 mm. 



Local it ij. — St. Jean, Maroni Kiver. French Guiana. 



Tppc.— Cat. No. 9397, U.S. KM. 



RACHEOLOPHA PALLIDA, new species. 



FoTewbui. — Ver\' pale green, almost white, without markings, 

 except a small dark green cell spot; fringe rosy red. 



Illndnung. — The same. 



Under side whitish. 



Face, palpi, deep red; vertex and antennal shaft snow-white; thorax 

 and abdomen wdiitisli green; abdomen with five red dorsal tufts, the 

 Hrst three larger. 



£':/'/)a/ise <jf wings.— 'S<6 mm. 



Locality. — St. Jean, Maroni River, French Guiana; 1 male, August, 

 19(M. 



Type-~C^i. No. 919S, U.S.N.M. 



RACHEOLOPHA SPORADATA, new species. 



Foreiinng. — Milk-white, sprinkled with rounded spots of pale green, 

 irregularly confluent, and suffused in middle to form an oblique, some- 

 what club-shaped streak from top of discocellular to anal angle; a 

 narrow border along hind margin of irregular confluent green blotches, 

 marked with deeper green dashes on margin ])etween the veins and 

 interrupted by large white spots at their ends; fringe white, checkered 

 with green between veins; veins, especially at base, dark green. 



irindir'nig. — Similar, the central streak more broken up and the 

 marginal Ijorder narrow; costal area without green spots. 



Under side iridescent whitish, the darker green markings showing 

 through. 



Face green, white below; palpi red above, white below; vertex and 

 shoulders white; patagia, thorax, and two basal segments of abdomen 

 green; rest of abdomen white flecked with green; dorsal crest metallic 

 chocolate, tufted with white hairs; anal segment and under side of 

 abdomen and the legs white; forelegs brown in front. 



Expaiiue of wings. — Male, 40 mm. 



Locality. — St. Jean, Maroni River, French Guiana. 



Type.— Cat. No. 9199, U.S.N.M. 



Genus TACHYPHYLE Butler. 

 TACHYPHYLE COSTISCRIPTA, new species. 



L}>7'cicing. — Delicate pale green; costa ochreous, thickl}' striated 

 with fuscous and black; the lines olive, indistinct; first from two-fifths 

 of costa, above the Jilack cell spot, oblique inward, angled baseward 



