324 MYBMELEONITES. 



and generally interrupted brown streaks on the borders of the veins : 

 hind-wings shorter but hardly narrower than the fore-wings, with a 

 single very slight brown mark on the veins of a little subquadrate 

 areolet by the white veins in the disk. Length of the body 20 lines ; 

 of the wings 49 lines. 



a. Sierra Leone. Presented by the Kev. D. F. Morgan. 



41. MYBMELEON IMPOSTOR. 



Piceus, vittis una atbida duabusque testaceis ; fades ferruginea , 

 palpi testacei ,- antenna annulatce ; abdomen vittis duabus 

 ventreque testaceis ; pedes testacei ; alee albidce, longa, suban- 

 gustce, subangulatce, apidbus marginibusque posticis fusco 

 notatis. 



Pitchy, stout, clothed with whitish hairs : vertex with a slender 

 dorsal whitish stripe, and with two testaceous spots on each side ; 

 face ferruginous : palpi testaceous : antenna? pitchy, subclavate, 

 little more than half the length of the thorax ; tips of the joints 

 testaceous : prothorax very little narrower in front, hardly broader 

 than long, with a slender whitish dorsal stripe which is shortened 

 behind, and with two irregular testaceous stripes on each side: 

 mesothorax and metathorax also striped, but less distinctly : abdo- 

 men testaceous beneath, and with an interrupted testaceous stripe 

 on each side, much shorter than the wings ; appendages of the male 

 short, testaceous, curved outward, beset with black bristles : legs 

 testaceous, stout, clothed with white hairs ; spurs curved, as long as 

 the three first joints of the tarsi: wings whitish, long, rather nar- 

 row, very obtusely angular at the tips; stigma white; veins alter- 

 nately white and black; subcostal areolets with veins mostly forked 

 from the base to the stigma, many of them divided by transverse 

 veinlets from half the length to the stigma ; marginal region 

 broader at the tips ; several slight, and in some cases almost obso- 

 lete brown marks along the hind border and about the tips, many of 

 them on the forks of the marginal veinlets: hind-wings much 

 narrower but hardly shorter than the fore-wings, with fewer brown 

 marks, very slightly undulating along the hind border. Length of 

 the body 23 24 lines ; of the wings 60 64 lines. 



a. Mexico. Presented by E. P. Coffin, Esq. 

 I ? From Mr. Children's collection. 



