MR. WALKEE ON BIPTERA COLLECTED AT MAKESSAE. 105 



brownish, cinereous along the hind border, and with cinereous streaks 

 in the disks of the areolets; halteres whitish. Female. Abdomen 

 and halteres tawny; wings cinereous. Length of the body 4-5 lines; 

 of the wings 10-12 lines. 



Subfam. Laphrites, Walk. 

 Gren. Laphria. Fahr. 



41. Laphria concludens, n. s. Fcem. Aurata, capite pilis flavis, 

 antennis flavis articulo 3** rufescente fusiformi, thorace vittis tribus 

 nigris, abdomine fulvo lituris duabus fasciaque interrupta fasciisque 

 duabus ventralibus nigris, pedibus fulvis, alis cinereis apud apices 

 nigricantibus, halteribus pallide flavis. 



Female. Gilded; head clothed with pale-yellow hairs; mystax with 

 several bristles ; proboscis hnear, tawny ; antennae yellow ; 3rd joint 

 reddish, elongate fusiform ; thorax with 3 black stripes, the lateral 

 pair abbreviated ; abdomen tawny ; 4th and 5th ventral segments with 

 black bands ; 4th dorsal segment with a slight black mark on each side ; 

 5th with a widely interrupted black band ; legs tawny ; wings cine- 

 reous, blackish towards the tips ; veins black, ferruginous towards the 

 base ; halteres pale yellow. Length of the body 1 1 lines ; of the 

 wings 20 lines. 



42. Laphria Vulcanus, Wied. See Vol. L p. 10, 



43. Laphria Taphius, Walk. Cat. Dipt. pt. 2, 380. 

 Inhabits also the Philippine Islands. 



44. Laphria requisita, n. s. MasetFcem. Viridis, capite aurato, 

 antennarum articulo 3° longi-fusiformi, femoribus posticis incras- 

 satis, alis nigricantibus basi et apud costam cinereis, halteribus tes- 

 taceis. Mas. Femoribus anterioribus incrassatis, halteribus ex parte 

 nigricantibus. Fcem. Abdomine purpurascenti-cyaneo basi viridi. 



Male and Female. Green; head gilded in front, with whitish hairs 

 beneath ; mystax with a few black bristles ; third joint of the antennae 

 elongate-fusiform ; hind femora incrassated . Wings blackish, cinereous 

 near the base and along nearly half the length of the costa ; veins 

 black ; halteres testaceous. Male. Anterior femora incrassated ; 

 halteres partly blackish. Female. Abdomen purplish blue, green 

 towards the base. Length of the body 7-9 lines; of the wings 14-16 

 lines. 



45. Laphria partita, n. s. Mas. Nigra, capite aurato, antennarum 

 articulo 3° sublineari, thorace lineis tr^ibus cinereis, lateribus ochraceo- 

 pilosis, maculis duabus humeralibus testaceis, abdomine apice cyanes- 

 centi-nigro dimidio basali ochraceo-piloso, pedibus aurato- pilosis, fe- 

 moribus incrassatis, alis nigricantibus dimidio basali fere sublimpido, 

 halteribus testaccis. Fmm. Antennarum articulo 3" longi-fusiformi, 



