Synopsis oj the Species. 



A. .Middle of 1 he fore wing while ; hind wings white : 



Like ritfiviUaia, hut with the outer edge of basal dark area regularly curved /.'. brunneicillata. 



Middle band white, wiili the bead, thorax, and base of lore wiugs black; a large 



costo-apical patch : outer edgo of basal dark area jagged It. rufioillata. 



B. Middle el' wing usually with a black hand: 



Median band scalloped on thu edge; with a snbapical black patch B. basaliala. 



Structurally like basaliala, but with two short parallel lines near the edge in the 



extradiscal space : fore wings with a decided greenish hue /,'. parinotuta 



Antenna: pectinated ; ground-color of wings chalky- white .. B. fluciuata. 



Like lacustrata, bul with a decided flesh'colored tint and darker wings, while the 



point iu tin' median hand is largo, trideutate It. intermediate. 



Median band heavy, black, with a simplo tooth ; hind wings with six well-marked 



scalloped Hues B. lacustrata. 



Like lacustrata, but with a broad, clear, white baud beyond the median band, and 



common to both wings B. unangulata. 



C. Wings black, with white lines, bands, and spots: 



Medium-sized, with usually a single, broad, white, median baud B. lugubrata. 



Under-sized, with two white lines and a band on the fore wings : hind wings 



marked like anterior pair It. tristata. 



Largest species of the genus, with two white lines, a band, and a Bubmurginal 



Hue : hind wings marked in the same manner It. haxtafa. 



Kiieumaptera brunneicillata Packard. Plate 8, fig. 69. 



Melanthia brunneicillata Pack., Sixth Rep. Peab. Acad. Sc., 4-2, 1874; Proc. Bost. 8oe. Nat. Hist., svi, pi. 

 1. fig. 10, 1874. 



.'i & and ."> 9. — This species is more nearly allied to our R. ruficillata 

 than R. albicillata of Europe. Body brown, with a slight reddish tinge, 

 giving oil' metallic reflections. Abdomen darker than in the two above- 

 named species, with ;i tine, while line on each segment. Body and legs white 

 beneath. Fine wings may lie described as opaque reddish-brown, with a 

 median white band much narrower than in the two other allied species; the 

 inner angle with a deep rectangular sinus; outer edge with a large tooth 

 opposite the unusually large discal spot; yellowish aboul the tooth, which 

 varies much in .size, sometimes being obsolete; above and below (his tooth 

 the edge is sinuate; in (lie brown region beyond are two parallel, irregularly 

 sinuous, line, blue lines: the outer edge of the brown region scalloped, the 

 angles Idled with while, with a squarish, white patch, and a broad patch of 

 white in the middle of the wing, extending from near the large tooth oppo- 

 site the discal dot to the outer edge of the wing, including the fringe, which 

 i< mostly brown, with a white subapical patch. Hind wings immaculate 

 snow-white; beneath white, with large discal dot; outer half of wings dark- 



