INDEX TO MAY FLIES AM) MIDiiES OF \E\V YORK 



343 



Heptageninae, 23 7 , 26 7 , 2&\ 51 5 -54 4 ; 

 figure, 52; explanation of figure, 

 331 5 , 331", 331 7 . 



Heptagyia, 90 1 , 121", 101 s ; explana- 

 tion of plate, 330 7 . 



, Heteromyia, 93 3 , 99\ 108"; explana- 

 tion of plate, 330 s . 

 fasciata, 109*. 

 lietorostnipha. Physa, 12 7 . 

 Ilexagenia, 23 5 , 26". 



variahilis, 18". 

 rieyclen, cited, 78 4 . 

 hilaris. Caonis, .src Caenis bilaris. 

 hilaris, ( 'Iiironomus, 199', 247*. 

 hippocastanum, Aesculus, 98 7 . 

 hirtipeiinis. Ablabesmyia, 138 s , 154". 

 birtipes, < 'liiroiionius, 299 s . 

 Holmgren, cited, 204 7 , 268, 27G 7 , 282 4 , 



283 2 , 305 s , 312". 

 I loineonenria, 29". 

 hortoruin, Pidynmrpbleps, 112". 

 hortnlaiius, < Vratopogon, IOC 8 . 

 Hongbton, C. O., acknowledgments 



to. 70'; cited. 3o2', 313". 

 Howard, \Y. K., cited, 18 5 , 263 3 , 312"; 

 mentioned, 5',) ; Polymitarcys al- 

 IMIS, GO=-G2 11 . 



Howdy, white-gloved, 31 5 -36 2 . 

 linnu'i-alis, Prodadius, 12G T , 130 2 . 

 humeralis. Tanypns. l."..V. 

 Ilydrobaenus. S7\ S8", 91 : , 1GG 3 , 170 5 - 



71'. 

 lugultris, 170''; explanation of 



plate, 328 2 . 



IIydi-o]isyche. 14 4 , 32', 32 2 . 

 Ilydroplila. r,:; 7 , G.Y. c,.v (;;', 72'. 

 ap., 73 : '. 



consimilis, G.7 ; , 65 7 -66 J , (!G 7 ; expla- 

 nation of plates. 318'. 319 3 . 

 dt'linealus. 66- ; explanation of 



plate, 318*. 

 fenioralis, c.7 ; . 

 liamata, 67'; explanation of plate. 



:;i8 r> . 

 perdita, 67 4 ; explanation <>f jtlate, 



319 1 . 



sparsa, G5 6 , 66 1 . 

 spatulata, 66 7 ; exjdanation of 



plate, 31S ri . 

 Hydroptilidae, S 2 , G3 1 -72 9 , 73 2 . 



Hydrotrechns. .;>. ?, 14. 

 Ilyinenoptera, 11, r_", i:; : . 

 liyperhorens, Chironomns. sec Chi- 

 rononius Iiyperboreus. 



ignita, Ephemerella. 41 7 , 43", 45 7 . 



ignotns, Chirotenetes, 28 9 . 



Tnims, cited, 312 7 . 



incoiuptns, Metriocuemns, 300 s , 304' 



inderisa, Ablabesmyia, HOC Alilabcs- 



myia indecisa. 

 inermis. Epbemerella, 4G 9 . 

 innocuus, Chironomus, 196", 235 s - 



36 2 . 



Insecta lappouica, 161 9 . 

 insipidns, Microinns. -srr Microinus 



insipidus. 



intennedius, (.'liironoinus. 244 4 . 

 interpunctata, Heptagenia, see. Hep- 



fagenia interpunctata. 

 Iron. 23 s , 26 9 , 53 3 , 54 1 . 



*l).'l, 57 s -59-'; explanation of plate, 

 317 1 ; figures. r>2, 53; explanation 

 of figures, 331", 331". 331 7 . 

 iscmerius, Scopelodromus, 308"'. 

 Isoplastus. 89 s , 121, 125 5 , 125 7 , 155"; 



explanation of plate, 330 s . 

 Itliytrichia. G4 n . (;7 C -G9 6 . 



clavata. 67 8 -69"; explanation of 



plates. 318 7 , 319=. 



confusa, 69-; explanation <if jilate, 

 318 7 . 



lamellaris. 68". 



Jacobs, cited. 312 7 . 

 Jawormvski, cited, 312 T . 

 .Toblot. cited. 31 1' 7 . 

 .Tohannsen. Oskar Augustus. Aqua- 

 tic Xematoceras Diptera. 7 s . 7r>- 



315; cited. 312 s . 

 Jolmson. cited. 21(i'. 21S' J , 222", 223 4 , 



228 4 , 231 8 , 232 7 , 232 : ', 243 a . 258\ 



2G2\ 2(i8 4 , 3.12 s . 

 jobnsoni, Ablabesmyia, 137 s , 147"- 



48'. 

 Jolia, 28 s . 



roeseli, 28 9 . 

 Jonas. Microinus. see Microinus 



Jonas. 



