AMERICAN DIPTERA. 361 



Fig. 68. Leptopesa jlavipes Meig., antenna. 



69. " disparilis sp. nov., hy})opygium. 



70. " compta Coq., hypopygiura. 



71. Cyrioma longipes Lw., wiug. 



72. MeqhyperuK nitidus sp. nov., antenna. 



73. '" " wing. 



74. Oedalea ohioensis sp. nov., leg. 



75. •' " wing. 



76. " " hypojjygium. 



77. Hybos spinicosta Wh. et Mel., wing. 



78. " mellipef! Wh. et Mel., wing. 



79. ■' triplex Walk., bypopygium. 



80. " '■ antenna. 



81. " " antenna. 



82. Lactistomyia insoliia gen. et sp. nov., leg. 



83. f^yndyds polita LiW., wing. 



84. Syneches ihoracicus Say, wing. 



85. " guadrangularis Wh. et Mel., wing. 



86. " simplex Walk., wing. 



PLATE VIII. 



Fig. 87. Hormopesa brevicornis hw., hypopyginni. 



88. " bnllata sp. nov., antenna. 



89. Brachystomu occidentalis sp. nov., whole insect. 



90. Blepharoprocta serratula Lw., wiug. 



91. " biniimmus Lw., hy]>opygiuni. 



92. " " side view of the hypopygium. 



93. Gloma obscura Lw., wing. 



94. Hilara bella sp. nov,, leg of male. 



95. '■ wheeleri Mel., front leg of male. 



96. " baculifer sp. nov., fore leg of male. 



97. Iteaphila peregrina sp. nov., hypopygium. 



98. Rngns mabelse sp. nov., hypopygium. 



99. Holoclera bilineata sp. nov., wing. 



100. Lamprempis chichimeca Wh. et Mel., wing. 



101. " " hypopygium. 



102. " " hind leg of male. 



103. " riolaeea Lw., hypopygium from above. 



104. " " hypopygium from the side. 



105. Empimorpha geneatis sp. nov., hypopygium. 



106. " barbata Lw., hypopygium. 



107. Einpis cxligena sp. nov., male abdomen. 



108. ■' virgata Coq., male abdomen. 



PLATE IX. 



Fig. 109. Empis spectabilis Lw., hypopygium. 

 " 110. " Aldrichii sp. nov., hypopygium. 

 " 111. " obesa Lw., hypopygium. 

 ■' 112. " bicolor Bell., wing of male. 



TEANS. AM. ENT. SOC, XXVIII. (46) OCTOBER, 1902. 



