TENTH BEPOBT OF THE STATE ENTOMOLOGIST 625 



DIPTERA. 



Pulex irritans Linn., the common flea. 



Cecidomyia balsamicola Lintn., the balsam Cecidomyia. 



Cecidomyia destructor Say, the Hessian-fly. 



Cecidomyia leguminicola Lintn., the clover-seed midge. 



Cecidomyia sp.?, within a jumping gall. 



Diplosis pyrivora Riley, the pear midge, 



Diplosis tritici {Kirby), the wheat midge. 



Lasioptera vitis S., the grapevine gall midge. 



Sciara caldaria Lintn., the green-house Sciara. 



Sciara coprophila Lintn., the manure-fly. 



Sciara mali {Fitch), the apple midge. 



Sciara militaris N'oio, the " snake-worm." ? 



Sciara Thomse {Linn.), the " snake- worm. " ? 



Sciara species, the fungus gnats. 



Epidapus scabies Hopkins, the potato- scab gnat. 



Exechia sp., a fungus gnat. 



Simulium molestum Harris MS., the black-fly. 



Bibio albipennis Say, the white- winged Bibio. 



Anopheles quadrimaculatus Say, the winter mosquito. 



Chironomus nivoriundus Fitch, the snow- born midge. 



Trichocera brumalis Fitch, the mid-winter Trichocera. 



Scenopinus fenestralis {Lian.). 



Promachus Fitchii Ost.-Sack. 



Erax rufibarbis Macq. 



Microdoa globosus {Fdbr.). 



Helophilus latifrons {Loew), 



Mallota posticata {Fabr.). 



Spilomyia fusca Loew. 



Hypoderma bovis {DeGeer), the ox warble-fly. 



Cutereba emasculator Fitch, the emasculating bot-fly. 



Hgematobia serrata R. Desv., the cow-horn fly. 



Pollenia rudis {Fabr^, the cluster-fly. 



Lucilia macellaria Fahr., the " screw-worm." 



Hylemyia deceptiva Fitch, the deceptive wheat-fly. 



Phorbia ceparum {Meigen), the onion-fly. 



Phorbia cilicrura {Rondani), the locust-egg Anthomyian. 



Phorbia floccosa {Macq.). 



Anthomyia brassicae Boiiche, the cabbage-fly. 



Anthomyia radicum Linn., the root-fly. 



Anthomyia raphani Harris, the radish-fly. 



