9G ME. WALKER ON DIPTERA COLLECTED AT MAKESSAE. 



pilose. Thorax with two stripes of gihled tomentum, and with two 

 lateral spines; spines of the scutellura yellow towards their tips. 

 Abdomen with three rows of gilded tomentose s])ots, the dorsal spots 

 triangular ; the lateral spots oblique. Legs yellow ; tarsi black 

 towards the tips. Wings cinereous, blackish towards the tips and 

 about the transverse veins ; veins black, yellow towards the base ; 

 halteres yellow. Length of the body 3^ lines ; of the wings 7 lines. 



Fam. ? Cinereo-toraentosa, thoracis vittis abdominisque maculis cine- 

 reis, pedibus albidis, femoribus tibiis tarsisque apice nigris alis cinereis, 

 fascia subapicali nigricante. 



Female ? With cinereous tomentum. Head white and shining about 

 the ej^es. Stripes of the thorax and spots of the abdomen cinereous. 

 Legs whitish ; femora, tibiae and tarsi black towards the tips. Wings 

 cinereous with a blackish subapical band. 



Gen. OxTCEEA, Meig, 



18. OxYCERA MANENS, n. s. Mtts et Fam. Nigra, cinereo-sub- 

 tomentosa, antennis fulvis, pedibus pallide fulvescentibus aut lividis, 

 alis vix cinereis. Mas. Thorace aureo-subtomentoso. 



Male and Female. Black, shghtly covered with cinereous tomentum. 

 Head white and shining about the eyes. Antennae tawny. Thorax of 

 the male slightly covered with gilded tomentum. Legs dull pale 

 tawny or livid ; hind tibiae black. Wings hardly cinereous ; veins and 

 stigma pale in the male, black in the female. Length of the body 3 

 lines ; of the wings 7 lines. 



Gen. Saegus, Fahr. 



19. Sargus repensans, n. s. Mas. Testaceus, pubescens, vertice 

 nigro, palpis lanceolatis, arista nigra, tibiis tarsisque posticis nigris, 

 his albo cinctis, tarsis anterioribus apice nigris, alis cinereis apices 

 versus nigricantibus. 



Allied to S aurifer. 



Male. Testaceous, pubescent. Vertex black. Palpi lanceolate, ex- 

 tending along two-thirds of the space between the mouth and the 

 antennae ; arista black. Hind tibiae and hind tarsi black, the latter 

 white towards the tips, which are black ; anterior tarsi with black tips. 

 Wings cinereous, blackish towards the tips ; veins black, testaceous at 

 the base. Length of the body 9 lines; of the wings 20 lines. 



20. Sargus remeans, n. s, Fcem. Niger, pubescens, thorace purpu- 

 rascente-nigro, vittis duabus lateralibus pectoris disco tibiisque ante- 

 rioribus supra Rordide albidis, alis nigricantibus. 71/as. ? Antennis 

 piceis, thorace purpurascente-cupreo, pectore livido, abdominis seg- 

 mentis albido-marginatis, alis fuscescente, cinereis extus svlbido-stri- 

 gatis. 



Allied to S. tenebrifer. 



