INDEX TO MAY FLIES AND MIDGES OF NEW YORK 



341 



Ephemera, 23*, 26"; explanation of 

 figure, 331' ; venation of fore 

 wing of, figure, 22. 



varia, 18-. 

 Ephemerella, 25^ 2T, 41»-42l 



67>.?, 42\ 46--47^ explanation of 

 plate, 317^, 317^ 



sp. ? near ignita, 45*^-46'. 



bispina, 18% 42S 43*-45\ 45-\ 45^ 

 explanation of plate, 317^, 317^ 



excrncians, 18% 41', 42". 46% 47=; 

 explanation of plates, 317% 317% 



graudis, 43% 43% 



ignita, 41% 43% 45% 



inermis, 46^. 



unicornis, 45% 



walkeri, 43% 

 Epbemeridae, 11, 12% 15-; by J. G. 



Needham, 17^-62'''; life history, 



19'; sti'ucture, 19"-22'; classifica- 



tiou, 28'-30% 

 Ephemerinae, 22% 26% 28% 29% 59"- 



62% 

 Ei-etmoptera, 89^ 93', US"-! 5"; ex- 

 planation of plate, 329% 



browni, 114='-15% 118% 

 Erickson, cited, 78% 

 Eristalis, 13% 



Eurycnemus, 92% 199", 297% 297'- 

 98*; key to species, 298% 



sp., explanation of plate, 328% 



aestivus, 299-. 



lasiomerus, 298% 299% 



scitulus, 298% 298% 



unicolor, 298% 299% 

 Eutanypus, 9(y, 93% 178='-79% 



borealis, 178% 178''-79% 

 Eutbyplocla, 23% 26% 

 exagitans, Metriocueiuus, see Metri- 



ocnemns exagitans. 

 ex crucians, Ephemerella, see Ephem- 

 erella excrncians. 

 exiguus, Tanytarsus, see Tanytarsus 



exiguus. 

 exilis, Oricotopus, see Oricotopus 



exilis. 

 Explanation of plates, 316'-30% 

 extremus, Campt'ucladius, 260% 264'. 



Fabricius, J. C, cited, 242% 3ir-12% 

 Fabricius, O., cited, 311% 



fallax, Chironomus, see Ghironomus 

 fallax. 



fasciata, Ceratopogon, 104% 



fasciata, Heteromyia, 109*. 



fasciatus, Ceratopogon, 107% 



fasciatus, Tanypus, 159-', 159% 



fascipenuis, Chironomus, 191% 203% 

 204% 



fastuosa, Ablabesmyia. see Ablabes- 

 myia fastuosa. 



fatigans, Tanytarsus. see Tanytar- 

 sus fatigans. 



femoralis, Hydroptlla, 67% 



femoratus. Ceratopogon, 105% 108% 



femoratus, Melanoplus, 14^-15% 



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



ferruginea, Callibaetis, 18% 



fen'ugineovittatus, Chironomus, 



197% 238'~39% 



festivus. Chironomus, 196% 234% 

 242% 



Figures, legenda to, 331% 



fimlvriatus, Chironomus, 198% 198% 

 245% 



Fitch, cited, 275% 312% 



flavellus, Tanytarsus, see Tanytar- 

 sus flavellus. 



flaveola. Ablabesmyia, 138% 151% 

 l.j2% 



flavicinctus, Pi-ocladius. 126% 132% 



flavicingula. Chironomus, see Chiro- 

 nomus flaviclngula. 



flavifrons, Ablabesmyia, see Ab'a- 

 besmyia flavifrons. 



flavifrons, Metriocnemus. see Metri- 

 ocnemus flavifrons. 



flavipennis, Heptagenia, 54% 



flavipes, Ceratopogon, 100". 



flavus, Chironomus. ^•'^ Chirouuuius 

 flavus 



flavus, Orthocladius, see Orthocla- 

 dius flavus. 



Forbes, cited, 79% 312% 



forcipatus, Anatopynia, 135% 



Forcipomyia, 92% 100^-1% 

 bipunctaita, 100% 

 nemoralis, 101% 

 nemorosus, 101% 



