14 FLOWERS AND INSECTS—XXVI 
DipreraA. (446) 
Agromyzidae: Agromyza aeneoventris Fl., latipes Mg., Aulaci- 
gaster rufitarsis Mc., Eusiphona mira Cq., Leucopis nigricornis 
Egger (americana Malloch), Lobioptera indecora Lw., Milichiella 
lucidula Beck, Phytomyza palpalis Cq. MS.; Anthomyidae: An- 
thomyia pluvialis L., radicum L., Anthomyiella pratincola Panzer, 
Calythea albicinecta Fl., Coenosia antennalis Stein, antica Wk. 
(leucoprocta Wd.), fuscopunctata Me. (ovata Stein), lacteipennis 
Mg., sexnotata Mg., Hammomyia paludis Johansen, Homalomyia 
canicularis L., prostrata Rossi (incisurata Zett.), Hydrophoria 
ambigua F1., Hydrotaea houghi Malloch, Hyetodosia rufitibia Stein, 
Hylemyia dilatata Malloch, inornata Stein, juvenalis Stein, laevis 
Stein, plumosa Cq., type, Limnophora narona Wk., Lispa albitarsis 
Stein, consanguinea Lw., uliginosa Fl., Mydaea diruta Stein, fusca 
Stein, socialis Stein, Ophyra leucostoma Wd., Phorbia acra WE., 
cinerella F., platura Mg., Proboscimyia siphonina Bigot; 
Bibionidae: Bibio albipennis Say, femoratus Wd., pallipes Say, 
Dilophus obesulus Lw., serotinus Lw., Scatopse notata L., pulicaria 
Lw., Bombyliidae: Aldrichia ehrmanii Cq., Anthrax alternata Say, 
fulvohirta Wd., haleyon Say, hypomelas Mce., palliata Lw., parvi- 
cornis Lw., sinuosa Wd., Argyramoeba albofasciata Mc., oedipus 
F., Bombylius atriceps Lw., azaleae Shannon, major L., pulchellus 
Lw., Exoprosopa decora Lw., emarginata Me., fasciata Mce., fasci- 
pennis Say, Geron calvus Lw., rufipes Mc., Lepidophora lepidocera 
Wd., Oncodocera leucoprocta Wd., Phthiria aldrichi Johnson, 
eincta Cq. MS, sulphurea Lw., Sparnopolius fulvus Wd., Systoechus 
vulgaris Lw., Systropus macer Lw., Thlipsogaster ater Cq., Toxo- 
phora amphitea Wk., Borboridae: Borborus equinus Fl.; Chiron- 
omidae: Ceratopogon fusculus Cq., websteri Cq., Conopidae: 
Conops brachyrrhynchus Me., sylvosus WI1., xanthopareus WL, 
Dalmannia nigriceps Lw., Myopa pilosa WI. vesiculosa Say, 
Oncomyia loraria Lw., Physocephala texana WI., tibialis Say, 
Robertsonomyia palpalis Rb., type, Stylogaster biannulata Say, 
neglecta W1., Zodion fulvifrons Say, nanellum Lw., obliquefasciatum 
Me.; Culicidae: Aedes vexans Mg., Culex impiger Wk. (nigripes 
Zett.), stimulans Wk. (cantans Mg.) ; Dexiidae: Myocera cremides 
Wk., Ptilodexia abdominalis Ds., Scotiptera parvicornis Tn. MS; 
Drosophilidae: Drosophila varia Wk.; Empididae: Brachystoma 
robertsonii Cq., type, Empis avida Cq., type, compta Cq., distans 
Lw., humilis Cq., type, levicula Cq., type, loripedis Cq., type, nuda 
Lw., otiosa Cq., type, Pachymeria pudica Lw., Parempis (MS) 
clausa Cq., Rhamphomyia angustipennis Lw., exigua Lw., fumosa 
