circamscribed. The abtlomeii lias i;-oneriilly only one yellow iiatcli, on segment 3 ; 

 sometimes there is another vestigial on segment 2, and seldom a third on the fourth 

 segment. The grey median band of the forewing is often interrnpted, seldom 

 completely obliterated in conseiinence of the extension of the brown antemedian and 

 discal l)ands. 



Ila/j. Queensland, Solomon Islands and J'ismarck Archipelagn. 



In the Tring Mnsenm G larvae, SO-odd speeimens from : Qneensland ; Kini- 

 gnnang (tf/pc oX lirlinda) : (luadalcanar, v. (Meek). 



c M. hirnndo cinerasceni^. 



*Miii-ri'yhKiS(i rliifrii.icfiii! Butler, -l^-w. .V(((. .lni(}. f><i. Re}). Eclipse K.rp. p. il4 (1884) (Caroline Is.; — 

 Mm. Krit.) : Kirby, Cil. l.ep. Het. i. p. f.32. n. 48 (1892). 



S ? . Thorax above and forewing with a ]iecnliar opalescent gloss, except an 

 externo-marginal band of the latter 5 mm. broad in front, tapering liehind. 

 llab. Caroline Islands ; in the Britisii Museum. 

 From Palisa, (Jaroline Is., in the Vienna Museum. 



591. Macroglossum rectans spec. nov. (PI. IV. f. 8, S). 



S. Less grey than errans ; a small transverse yellow side-mark on second 

 abdominal segment, a large one on the two following ; side-tnfts of segments 5 and 6 

 not white, bnt tawny-ochraceous. Grey median band of forewing as oblique as 

 in hir. hirundo, narrow, quite straight, subapical spot SC"' — R' small. Yellow band 

 of hindwing narrowing costad, much narrower than in errans, at R' about half 

 the width of the black distal border, which is distinctly convex from C to SM-. 

 Underside of wings more rufous than in errans. 



llab. Kei Islands and N. Guinea. 



In the Tring Museum 2 c?(? from : Little Kei, 9. ii. '97 (H. Kiibn, type); 

 Samarai, Brit. N. Guinea. In the British Museum from Queensland. 



r)92. Macroglossum prometheus (PI. IV. f. 3, ?). 



Macroglossfi (■uriilhns Walker, I.e. yi\\. p. 92. n. 14 (18.56) (partim ; Java). 



.\[(irri>glnssu,m arciiatuin Moore, in Horsf. & Moore, Cdi. Lep. Iiix. K. I. C. i. p. 202. n. 599 (18j7) 



(partim ; nam. nvd.). 

 *.M(ici-ii(jUisstt diveryeitf:, Boisduval {mm Walker, 1850), ^.pec. (Ihi. Up. Ui't. i. p. .'iu.'). n. liV (1875) 



(Java). 

 * MdiTOdhism pniinrtheiM id., I.e. (1875) (Java ; — coll. Charles Oberthiir). 



S ? . Boisduval's descrii)tion gives the essential characters. Mesothoracic 

 tegula with grey fringe in fresh specimens. Abdomeu above with two dark dots 

 at the bases of segments 3 and 4 ; anal tuft dark, tip often paler, vinaceous, not 

 yellow or tawny. (Jrey streak It' of forewing, upperside, distinct, grey costal 

 space in front of it prominent, black apical halfmoon joined to the submarginal 

 patch SC"' — R', which is black distally and somewhat russet proximally, subapical 

 patch SC^ — SC'' russet ; lines not jirominent, the intersjiaces grey, the median 

 interspace not more grey than the interspace between the subbasal and the double 

 antemedian lines. Yellow band of hindwing very sharply defined, costal margin 

 not yellow. Underside of wings vandyke-brown, shaded with drab, dull in tint, 

 yellow abdominal area contrasting sharply. See p. 000 for nomenclature. 



(J. Tenth tergite as in glaucoptera, rather more flattened at tip and less 

 truncate-sinuate. Friction- scales of clasper prominent ; harpe (PI. L. f. 43. 4o) 



