ART. 7 AMERICAN MUSCOID FLIES IN VJEFNA MUSEUM — ALDEICH 3 



47. Lesldomhna tenera Wiedemann. 



48. Microclilra mexicana Brauer and Bergenstamm. 



49. Argyromima miraMUs Brauer and Bergenstamm, 



50. Leptoda gracilis Wiedemann. 



51. Myiomvma sarcophagina Brauer and Bergenstamm. 



52. Tropiopsis pyrrliaspis Wiedemann. 



53. Leptoda tliomae Wiedemann. 



54. BiMoniima 'nandlirscM Brauer and Bergenstamm. 



55. Reinwardtia tachinina Brauer and Bergenstamm. 



56. Masipoda geminata Brauer and Bergenstamm. 



57. Sturmia cubaecola Jaennicke. 



58. ArgyropTiylax alMnoisa Wiedemann. 



59. Trichopliora analis Schiner. 



60. ArthrocJiaeta demoticoidcs Brauer and Bergenstamm 



THIED PAPEE 



61. Paralucilia fulvipes Blanchard. 



62. Paradoria nigra Brauer and Bergenstamm. 



63. Paragyninomma liystrix Brauer and Bergenstamm. 



64. Bomiyliomyia flavipalpis Macquart. 



65. Phasiophana oisoleta Brauer and Bergenstamm. 



66. Cryptom&igenia setifacies Brauer and Bergenstamm. 



67. Pseudovwiania platypoda Brauer and Bergenstamm. 



68. Selenomyia hrevicornis Brauer and Bergenstamm. 



69. Sisyropa vorax Wiedemann. 



70. Chaetoprocta tarsalis Schiner. 



71. Thysanomyia fimiriata Van der Wulp. 



72. Macromeigenia chrysoprocta Wiedemann. 



73. Gaediophana atra Brauer and Bergenstamm. 



74. Paragaedia liedemanni Brauer and Bergenstamm. 



75. HypotacMna disparata Brauer and Bergenstamm. 



76. Exorista optica Schiner. 



77. Mallonotum J)revicornis Wiedemann. 



78. Parexorista inculta Wiedemann. 



79. Tricholyga vivida Wiedemann. 



The species in the present paper are numbered consecutively with 

 the preceding. 



so. ACTINOCHAETA COLUMBIAE Brauer and Bergenstamm 



Actinochaeta coliimMae Bkauer and Bergenstamm, Denlc. Wieu. Akad. 

 Wiss., vol. 56, 1899, p. 137 ; vol. 58, 1893, p. 128. 



Two females,, both " Lindig 1864 Venezuela " and both with label 

 m purple ink, large hand, " columbiae BB t3']:»c." 



These agree with the description and may be the types although 

 originally the species was said to be froin C'olombia. An easily 

 recognizable species with outstanding clinracters, among them the 

 front tarsi greatly enlarged and lengthened; tlie sciitellum with only 

 two pairs of bristles, apical strongly decussate; abdomen much com- 

 pressed, without discals; postscutellum and hypopleural bristles dis- 



