158 MB. AVALKEK ON DirTEBA COLLECTED AT MAKESSAK. 



der blackisli bands; 1st baud short, oblique, abbreviated hindxvard 

 by the end of the basal streak ; 2nd curved, slightly abbreviated 

 hindward ; 3rd nearly straight, entire ; discal transverse vein upright, 

 nearly straight, parted by less than half its length from the border, 

 and by much more than its length from the prsebrachial transverse. 

 Length of the body 2 lines ; of the wings 4 lines. 



Genw Tktpeta, Mei(/en. 



\95. Trypeta basifascia. F(£m. Ferruginea, longiuscula, capite au- 

 tennisque luteis, arista plumosa, raetathorace nigro, pectoris disco 

 nigricante, abdomine nigro basi fulvo, pedibus halteribusque fulvis, 

 femoribus posterioribus nigricantibus, alis nigris albo notatis basi 

 vitreis. 



Female. Ferruginous, shining, rather long ; head luteous, white about 

 the eyes, nairower than the thorax; face rather long; sides of the 

 ])eristoma slightly dilated ; antennae luteous, very short, not extendiug 

 to half the length of the face ; 3rd joint conical, much longer than the 

 2nd ; arista plumose ; metathorax black ; disk of the pectus blackish ; 

 abdomen black, fusiform, tawny towards the base, a little longer than 

 the thorax ; legs and halteres tawny ; posterior femora blackish ; 

 wings black, mostly vitreous towards the base, with two white spots 

 on the costa, with two on the hind border, and with four or five trans- 

 verse white dots on the disk; veins black, tawny at the base; discal 

 transverse vein straight, upright, parted by much less than its length 

 from the border, and by much more than its length from the pra;bra- 

 chial transverse. Length of the body 4 lines; of the wings / lines. 



1.96. Trypeta nigrifascia, n. s. Mas. Fulva, capite antennisque 

 pallide luteis, ai'ista plumosa, thoracis lineis duabus et fascia metatho- 

 raceque nigris, abdomine elliptico, alis vitreis latiusculis, vitta costali 

 fulva vittaque postica fusca. 



Male. Tawny, shining ; head pale luteous, whitish on the face and 

 about the eyes ; antenna; pale luteous, not near reaching the epistoma ; 

 3rd joint elongate-conical, about twice the length of the 2nd ; arista 

 plumose ; thorax with au irregular black line on each side, and with a 

 black band in front of the scutellum ; metathorax black ; abdomen 

 elliptical, much shorter and a little narrower than the thorax ; wings 

 vitreous, rather broad, with a broad tawny stripe, which occupies the 

 whole base and extends beyond the tip along the costa, where it con- 

 tains some grey marks ; a brown stripe near the hind border, abruptly 

 angular exteriorly ; veins tawny ; discal transverse nearly straight and 

 upright, parted by less than half its length from the border, and by 

 more than its length from the pra;brachial transverse. Length of the 

 body 3 lines ; of the wings 6 lines. 



197. Trypeta lativentris, n. s. Mas. Fusca, lata, depressa, ca- 

 pite, antennis, scutrllo abdomineoue rufeseentibus, arista subimbes- 



