INDEX TO MAY FLIES AND MIDGES OP NEW YORK 



341 



Ephemera, 23*, 26 6 ; explanation of 

 figure, 331 1 ; venation of fore 

 wing of, figure, 22. 



varia, 18 2 . 

 Ephernerella, 25 3 , 27 5 , 41 5 -42 S . 



sp.t, 42 7 , 46 2 -47 4 ; explanation of 

 plate, 31T, 317 8 . 



/)..? near ignita, 45 6 -46 1 . 



bispina, 18 5 , 42 5 , 43 4 -45\ 45 2 , 45 5 ; 

 explanation of plate, 317 7 , 317 8 . 



excrucians, 18 2 , 41 7 , 42 s . 46 3 , 47 5 ; 

 4 explanation of plates, 317 4 , 317 7 . 



grandis, 43 1 , 43 3 . 



ignita, 41 7 , 43, 45 7 . 



inermis, 46?. 



imicornis, 45 2 . 



walkeri, 43 6 . 

 Ephemeridae, 11, 12 6 , 15 2 ; by J. G. 



Needham, 17 3 -62; life history, 



19 1 ; structure, 19 7 -22 7 ; classifica- 

 tion, 2S 7 -30 3 . 

 Etmemerinae, 22 s , 26 4 , 28 s , 29*, 59- 



62 s . 



Eretmoptera, 89 3 , 93 5 , 113 8 -15 9 ; ex- 

 planation of plate, 329 ! . 



browni, 114 3 -15 9 , 118 7 . 

 Erickson, cited, 78 2 . 

 Eristalis, 13 s . 



EuTycnernus, 92 2 , 199*, 297 4 , 297 9 - 

 98 7 ; key to species, 298 5 . 



sp., explanation of plate, 328 6 . 



aestivus, 299 a . 



lasiomerus', 298 7 , 299 3 . 



scitulus, 298 7 , 298 s . 



unicolor, 298 7 , 299 1 . 

 Eutanypus, 9(F, 93 s , 178 3 -79 5 . 



borealis, 178 8 , 178 9 -79 3 . 

 Euthyplocia, 23 3 , 26 5 . 

 exagitans, Metriocnemu'S, see Metri- 



ocnemus exagitans. 

 excrucians, Ephemerella, see Ephem- 



erella excrucians. 

 exiguus, Tanytarsus, see Tanytarsus 



exiguus. 

 exilis, Cricotopus, see Cricotopus 



exilis. 



Explanation of plates, SIG^SO**. 

 extremus, Campfocladius, 260 3 , 264 3 . 



Fabricius, J. C., cited, 242?, 



Fabriciiis, O., cited, 311 9 . 



fallax, Chironomus, see Chironomus 

 fallax. 



fasciata, Ceratopogon, 104 T . 



fasciata, Heteromyia, 109 4 . 



fasciatus, Ceratopogon, 107 3 . 



fasciatus, Tanypus, 159 2 , 159 7 . 



fascipennis, Chironomus, 191 1 , 203-, 

 204 3 . 



fastuosa, Ablabesmyia, see Ablabes- 

 mj'ia fastuosa. 



fatigans, Tanytarsus, see Tanytar- 

 sus fatigans. 



feinoralis, Hydroptila, 67 3 . 



femoratus, Ceratopogon, .105 2 , 108 4 . 



feuioratus, Melanoplus, 14 9 -15 1 . 



Ferguson, W. H., work of, 10 4 . 



ferruginea, Callibaetis, 18 :i . 



ferrugineovittatus, Chironomus, 

 197 5 , 238 7 -39 2 . 



festivus, Chironomus, 196 3 , 234 5 , 

 242 4 . 



Figures, legenda to, 331 1 . 



fimbriatus, Chironomus, 198, 198 s , 

 245 s . 



Fitch, cited, 275 5 , 312 1 . 



flavellus, Tauytarsus, see Tanytar- 

 sus flavellus. 



flaveola. Ablab?smyia, 138 4 , 151 4 , 

 1H2 4 . 



flavicinctus, Procladius, 126 9 , 132 1 . 



flavicingula, Chironomiis, see Chiro- 

 nonnus flavicingula. 



flavifrons, Ablabesmyia, see Abla- 

 besmyia flavifrons. 



flavifrons, Metriocnemus, see Metr:- 

 ocnemns flavifrons. 



flavipennis, Heptagenki, 54 7 . 



flavipes, Ceratopogon, 106 6 . 



flavus, Chironomus, see Chironomus 

 flavus 



flavDS, Orthocladius, see Orthocla- 

 dius flavus. 



Forbes, cited, 79 2 , 312 1 . 



forcipatus, Anatopynia, 135 6 . 



Forcipomyia, 92, 100 8 -! 2 . 

 bipunctaita, 100 3 . 

 n em oral is, 101 1 . 

 nemorosus, 101 1 . 



