498 MR. H. ORUCE ON LEPIDOPTERA FROM [JuilC 17, 



Phcegoptera ambrosia, sp. n. 



Primaries dark brown, with all the veins black, marked much the 

 same as those of P. stiff asa, Herr.-Schaff., but considerably darker ; 

 secondaries brownish hyaline. The head, thorax, and tegulas dark 

 brown, the collar and tegulae banded with red ; the upperside of the 

 abdomen bright carmine ; the anus and last two segments banded 

 with black ; thesidesand the underside of the abdomen dark brown ; 

 the antennae and legs brown, the palpi black. Expanse 3| inches. 



Hab. Antioquia, Erontino (Salmon, Mus. Druce). 



A fine species. Allied to P. snffasa, Herr.-Schaff. 



Akctia. 



ArCTIA EODRIGUEZr, Sp. D. 



Primaries black, with a pinkish-white streak extending from the 

 base almost to the anal angle, on the costal side of the streak beyond 

 the middle is a large pinkish-white ^-shaped mark, and on the costal 

 margin near the base is a small streak crossing the wing almost to the 

 inner margin. Secondaries bright carmine, broadly bordered with 

 black, above which close to the anal angle is a row of three small 

 black spots. The head, antenna, thorax, tegute, and legs black, the 

 abdomen bright carmine ; the anus and underside black. Expanse 

 1| inch. 



Hab. Guatemala, in the City {Rodriguez). 



Earn. Melameridje. 

 Thiemiba, Walk. 



TfliRMiDA suPERBA, sp. u. (Plate XLII. fig. 10.) 



Primaries black glossed with dark blue, the basal half of the wing 

 bright orange, the orange colour does not extend to either the costal 

 or inner margin ; the veins crossing the orange are black: secondaries 

 black glossed with bright dark blue ; the fringe of both wings black. 

 The antennae, palpi, head, thorax, and legs black ; the abdomen bright 

 blue. Expanse 2 inches. 



Hub. Upper Amazons {Mus. Druce). 



This fine species is allied to Scea deovica, Druce. 



Thirmida DiMiDiATA. (Plate XLII. fig. 11, $ .) 



Thirmida dimidiata, Walk. Cat; ii. p. 466. 



Walker described the male of this fine insect. I now give a 

 figure of the female from a specimen in my own collection from 

 Colombia ; both sexes are in the Hope collection at Oxford. 



Flavinia; Walk. 



Flavinia alcidamea, sp. n. 



Primaries and secondaries bright citron-yellow ; the costal, outer, 

 and inner margins of both wings naiToWly bordered with deep black ; 

 the black is widest at the apex of the primaries. The head, thorax, 

 antennae, palpi, and legs black ; the abdomen black, banded on the 



