182 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxix. 



the secondaries the median line is straighter and beyond the discal 

 spot. Underneath the two species are quite different. 

 Type.— Cat. No. 8474, U.S.N.M. 



EAGLES ACUTA, new species. 



Male. — Head, collar, and body below yellow. Thorax dark brownish 

 red, with some yellow lines posteriorly. Abdomen above violaceous 

 red. Primaries brow^nish red; a transverse dark wavy line just before 

 middle of wing; a round vitreous spot at end of cell, broadly edged 

 with dark grey; a small spot below the costal margin, with a minute 

 grey center; a fine violaceous line from apex to inner margin at four- 

 tifths from base, preceded by a yellow space, broadest on costa, and 

 not extending below vein 3; a narrow yellow^ shade be3'ond the line 

 below vein 8; the outer margin otherwise darlv violaceous grey. Sec- 

 ondaries yellow; the inner margin and cell brownish red; a grey discal 

 spot circled with reddish and containing a vitreous point; an outer 

 lunular brownish red line; the outer margin broadl}" brownish red, but 

 not extending to the outer line. Underneath yellow. Primaries: 

 some dark stria?; costal margin violaceous from base to beyond mid- 

 dle; spots and outer line as above; outer margin violaceous grey, 

 leaving a yellow space above inner margin. Secondaries: the base 

 suffused with lilacine and roseate; the line paler; the outer margin 

 more narrowly violaceous. The primaries have the apex verj^ acute. 



Expanse. — 90 mm. 



Hahitat. — Omai, British Guiana. 



Tyj)e.—Q>2X. No. 847.5, U.S.N.M. 



Genus ADELOCEPHALA Herrich-Schaeffer. 

 ADELOCEPHALA PURPURASCENS, nev/ species. 



Head, thorax, and abdomen above reddish brown. Collar, patagia, 

 and abdomen underneath lilacine. Primaries rich brown; a white 

 discal point on a blackish oblique shade; a broad basal line, not reach- 

 ing costa, lilacine; a fine dark outer line from apex to middle of inner 

 margin outwardly shaded with lilacine; outer margin lilacine on apical 

 half. Secondaries dark brown; a faint lilacine shade at apex. Under- 

 neath dark lilacine grey, the primaries shaded with reddish brown; a 

 brown shade on secondaries from apex. 



Expanse. — Male, 74 mm.; feinale, 113 mm. 



Hahitat. — St. Jean, French Guiana; Omai, British Guiana; Rio 

 Janeiro, Brazil. 



Type.—Cai. No. 8477, U.S.N.M. 



ADELOCEPHALA PLATEADA, new species. 



Male. — Body reddish brown, shaded with lilacine on patagia, and 

 on abdomen laterally and ventrally. Primaries: the base and outer 



